All Publications

1. Berson, J.A.; Bergman, R.G.; Hammons, J.H.; McRowe, A.W. "exo Vicinal Hydride Shift in the 3-endo-Methyl-2 norbornyl Cation," J. Am. Chem. Soc. 1965, 87, 3246-3247.

2. Berson, J.A.; Hammons, J.H.; McRowe, A.W.; Bergman, R.G.; Remanick, A.; Houston, D. "The Stereochemistry of Vicinal Hydride Shift in the 3-Methyl-2-norbornyl Cation. Evidence for the Nonclassical Structure," J. Am. Chem. Soc. 1965, 87, 3248-3249.

3. Berson, J.A.; McRowe, A.W.; Bergman, R.G. "Analysis of the Rate Retardation by 6-Substituents in exo-Norbornyl Solvolyses," J. Am. Chem. Soc. 1966, 88, 1067-1068.

4. Berson, J.A.; Hammons, J.H.; McRowe, A.W.; Bergman, R.G.; Remanick, A.; Houston, D. "The Chemistry of Methylnorbornyl Cations. I. Introduction and General Survey," J. Am. Chem. Soc. 1967, 89, 2561-2562.

5. Berson, J.A.; McRowe, A.W.; Bergman, R.G.; Houston, D. "The Chemistry of Methylnorbornyl Cations. II. Sources and Identification of Sixteen of the Methylnorborbornanols," J. Am. Chem. Soc. 1967, 89, 2563-2569.

6. Berson, J.A.; Bergman, R.G. "The Chemistry of Methylnorbornyl Cations. III. Configurational Correlation of 2,3- and 2,7-Substituted Norbornyl Derivatives by Way of 3-Substituted Nortricyclenes," J. Am. Chem. Soc. 1967, 89, 2569-2573.

7. Berson, J.A.; McRowe, A.W.; Bergman, R.G. "The Chemistry of Methylnorbornyl Cations. IV. Ratios of Rates of Nucleophilic Capture of the Cations at Wagner-Meerwein-Related Sites," J. Am. Chem. Soc. 1967, 89, 2573-2580.

8. Berson, J.A.; Bergman, R.G.; Hammons, J.H.; McRowe, A.W. "The Chemistry of Methylnorbornyl Cations. V. Solvent Capture and Hydride Shift in the 3-endo-Methyl Series," J. Am. Chem. Soc. 1967, 89, 2581-2589.

9. Berson, J.A.; Hammons, J.H.; McRowe, A.W.; Bergman, R.G.; Remanick, A.; Houston, D. "The Chemistry of Methylnorbornyl Cations. VI. The Stereochemistry of Vicinal Hydride Shift. Evidence for the Nonclassical Structure of the 3-Methyl-2-norbornyl Cations," J. Am. Chem. Soc. 1967, 89, 2590-2600.

10. Berson, J.A.; Wege, D.; Clarke, G.M.; Bergman, R.G. "A Circuitous Mechanism for the Formation of Cyclopropylcarbinyl Cation. On the Anomalous Relative Migratory Aptitude of a Cyclopropyl vs. Cyclopentyl Ring in Nortricyclycarbinyl Cation," J. Am. Chem. Soc. 1968, 90, 3240-3241.

11. Berson, J.A.; Clarke, G.M.; Wege, D.; Bergman, R.G. "Preferential Formation of a Symmetrical Rather than an Unsymmetrical Cyclopropylcarbinyl Cation. Vicinal vs. Transannular Hydride Shift in the Tricyclo[3.2.1.0]oct-4-yl System," J. Am. Chem. Soc. 1968, 90, 3238-3240.

12. Berson, J.A.; Bergman, R.G.; Clarke, G.M.; Wege, D. "An Intermolecular 'Memory Effect' in the Formation and Capture of a Potentially Symmetrical Tricyclooctyl Cation," J. Am. Chem. Soc. 1968, 90, 3236-3238.

13. Carter, W.P.; Bergman, R.G. "Optical Isomerization During the Pyrolysis of Alkylcyclopropanes," J. Am. Chem. Soc. 1968, 90, 7344-7346.

14. Breslow, R.; Washburn, W.; Bergman, R.G. "Detection of Cyclobutadienyl-cyclopentadienyl Anion," J. Am. Chem. Soc. 1969, 91, 196-196.

15. Sherrod, S.A.; Bergman, R.G. "The Synthesis and Solvolysis of 1-Cyclopropyl-1-iodoethylene. Generation of an Unusually Stable Vinyl Cation," J. Am. Chem. Soc. 1969, 91, 2115-2117.

16. Berson, J.A.; Wege, D.; Clarke, G.M.; Bergman, R.G. "Memory Effects in Multiple Carbonium Ion Rearrangements. IV. Solvolytic Studies of the Tricyclo[3.2.1.0^2,7]oct-4-yl System," J. Am. Chem. Soc. 1969, 91, 5594-5601.

17. Berson, J.A.; Wege, D.; Clarke, G.M.; Bergman, R.G. "Memory Effects in Multiple Carbonium Ion Rearrangements. V. Nucleophilic Capture of an Asymmetric Tricyclooctyl Cationic Intermediate in the Ring Expansion of the Nortricyclylcarbinyl System," J. Am. Chem. Soc. 1969, 91, 5601-5613.

18. Bergman, R.G.; D'Amore, M.B. "Thermal Conversion of 1-Methyl-1,2-diethynylcyclopropane to 2-Methylbicyclo[3.2.0]-hepta-1,4,6-triene," J. Am. Chem. Soc. 1969, 91, 5694-5601.

19. Bergman, R.G. "The Synthesis and Absolute Configuration of Some Optically Active cis and trans-1,2-Disubstituted Cyclopropanes," J. Am. Chem. Soc. 1969, 91, 7405-7411.

20. Bergman, R.G.; Carter, W.L. "Kinetics of Racemization and cis-trans Isomerization of the Optically Active 1-Ethyl-2-methylcyclopropanes in the Gas Phase. An Estimate of Relative Rates of Bond Rotation and Ring Closure in Diradical Intermediates," J. Am. Chem. Soc. 1969, 91, 7411-7425.

21. Bergman, R.G. "An Approach to the Study of 1,3-Diradicals," Intra-Sci. Chem. Reports 1969, 3, 297-300.

22. Kelsey, D.R.; Bergman, R.G. "Kinetically Linear Vinyl Cations in the Solvolysis of Stereoisomeric 1-Iodo-1-cyclopropylpropenes," J. Am. Chem. Soc. 1970, 92, 228-230.

23. Bergman, R.G.; Rajadhyaksha, V.J. "Base-Catalyzed Rearrangement of 3-Bromobicyclo[3.2.1.]-octa-2,6-diene to endo-6-ethynylbicyclo[3.1.0]-hexene-2. Possible Intermediacy of a Homoconjugated Carbene," J. Am. Chem. Soc. 1970, 92, 2163-2164.

24. Sherrod, S.A.; Bergman, R.G.; Gleicher, G.J.; Morris, D.G. "Slow Solvolysis of 4-Tricyclyl Trifluoromethanesulfonate. Interaction of the Face of a Cyclopropane Ring with Positively Charged Carbon," J. Am. Chem. Soc. 1970, 92, 3469-3471.

25. Sherrod, S.A.; Bergman, R.G. "Generation and Rearrangements of the 1-Cyclopropyl Vinyl Cation. A Comparison of the Intermediates Formed Upon Ionization of 1-Cyclopropyl-1-iodoethylene and 3,4-Pentadien-1-yl Iodide," J. Am. Chem. Soc. 1971, 93, 1925-1940.

26. Kelsey, D.R.; Bergman, R.G. "Application of the Extended Huckel Molecular Orbital Method to the Properties of Vinyl Cations. Conformational Energies of Some 1-Cyclopropylvinyl Cations and a Comparison of S_N2 Displacements at Saturated and Vinyl Carbon," J. Am. Chem. Soc. 1971, 93, 1953-1961.

27. Kelsey, D.R.; Bergman, R.G. "The Stereochemistry of Solvolytic Displacement at Vinyl Carbon. Reaction of 1-Cyclopropyl-2-methyl Vinyl Cations formed on Silver-Catalyzed Ionization of cis- and trans-1-Cyclopropyl-1-iodopropenes and 3,4-Hexadiene-1-yl Iodide," J. Am. Chem. Soc. 1971, 93, 1941-1952.

28. Condit, P.B.; Bergman, R.G. "On the Nature of Diradical Intermediates Formed During the Thermal and Photochemical Decomposition of Bicyclic Azo Compounds," Chem. Commun. 1971, 4-6.

29. Bergman, R.G.; D'Amore, M.B. "Formation of 6-Chlorofulvene from Cyclopentadiene and Dichlorocarbene," Chem. Commun. 1971, 461-462.

30. Tocanne, J.F.; Bergman, R.G. "Synthese et Configuration Absolue de Quelques Alkyl-2-Cyclopropyl-1 (Alkyl) Cetones Optiquement Actives," Tetrahedron 1972, 28, 373-387.

31. D'Amore, M.B.; Bergman, R.G.; Kent, M.; Hedaya, E. "Pressure-Dependent Formation of Bicyclo[3.2.0]hepta-1,4,6-triene, Fulvenallene, and Ethynylcyclopentadiene in the Pyrolysis of 1,2-Diethynyl-cyclopropane," Chem. Commun. 1972, 49-50.

32. White, D.H.; Condit, P.B.; Bergman, R.G. "Formation of 1,4-Pentadiene and Vinylcyclopropane in the Thermal and Photochemical Decomposition of 2,3-Diazabicyclo[3.2.0]hept-2-ene," J. Am. Chem. Soc. 1972, 94, 1348-1350.

33. Keppel, R.A.; Bergman, R.G. "Evidence for Competitive Carbene and Diradical Pathways in the Thermal Decomposition of 6,7-Dimethyl-2,3-diazabicyclo[3.2.0]hept-2-enes. Absence of a 'Di-p-methane' Pathway," J. Am. Chem. Soc. 1972, 94, 1350-1351.

34. Eaton, D.F.; Bergman, R.G.; Hammond, G.S. "Multiple Mechanisms in the Thermal and Photochemical Decomposition of 2,3-Diazabicyclo-[3.1.0]hex-2-enes," J. Am. Chem. Soc. 1972, 94, 1351-1353.

35. Jones, R.R.; Bergman, R.G. "para-Benzyne. Generation as an Intermediate in a Thermal Isomerization Reaction and Trapping Evidence for the 1,4-Benzenediyl Structure," J. Am. Chem. Soc. 1972, 94, 660-661.

36. Clarke, T.C.; Kelsey, D.R.; Bergman, R.G. "An Inversion Component in the Solvolytic Displacement Reaction of Alkyl-Substituted Vinyl Trifluoromethanesulfonates," J. Am. Chem. Soc. 1972, 94, 3626-3627.

37. Clarke, T.C.; Bergman, R.G. "Observation of Olefinic Cyclization at a Vinyl Cation Center. An Inversion Preference for Intramolecular Nucleophilic Substitution by a Double Bond," J. Am. Chem. Soc. 1972, 94, 3627-3629.

38. Sherrod, S.A.; Bergman, R.G.; Gleicher, G.J.; Morris, D.G. "Solvolytic Reactivity of 4-Tricyclyl, 1-Apocamphyl, and 1-Methyl-4-tricyclo[2.2.2.0^2,6]octyl Trifluoromethanesulfonates. Observations on the Interaction of the Face of the Cyclopropane Ring with Electrophiles and on the Interpretation of the Activation Parameters for Solvolytic Reactions," J. Am. Chem. Soc. 1972, 94, 4615-4628.

39. York, E.J.; Dittmar, W.; Stevenson, J. Ronald; Bergman, R.G. "Rapid Racemization of an Optically Active Cyclopropene Derivative via Ring Opening, Bond Rotation, and Ring Closure," J. Am. Chem. Soc. 1972, 94, 2882-2883.

40. Henry, T.J.; Bergman, R.G. "Independent Mechanisms in the Thermal Rearrangement of Mono- and Bicyclic 3,4-bismethylene-cyclobutene Derivatives," J. Am. Chem. Soc. 1972, 94, 5103-5105.

41. Vollhardt, K.P.C.; Bergman, R.G. "3,6-Dehydrooxepin: A Furocyclobutadiene," J. Am. Chem. Soc. 1972, 94, 8950-8951.

42. White, D.H.; Condit, P.B.; Bergman, R.G. "Evidence Against the Involvement of 0,0-Diradical Intermediates in the Pyrolysis of 5-Membered Ring Azo compounds," J. Am. Chem. Soc. 1972, 94, 7931-7933.

43. Bergman, R.G. "Reactive 1,4-Dehydroaromatics," Accts. Chem. Res. 1973, 6, 25-31.

44. Kelsey, D.R.; Bergman, R.G. "Effect of 2-Substitution on the Rearrangement of 1-Cyclopropylvinyl Cations," Chem. Commun. 1973, 589-590.

45. Bergman, R.G. "Trimethylene: Case History of a Diradical," in Free Radicals, Vol. I, J. Kochi, ed., John Wiley and Sons, Inc., 1973.

46. Bergman, R.G.; Vollhardt, K.P.C. "3-Oxabicyclo[3.2.0]-hepta-1,4-diene," Chem. Commun. 1973, 214-215.

47. Sekera, M.; Weissman, B.A.; Bergman, R.G. "Cationic Cyclization Involving a Remote Allene Function in the Trifluoroethanolysis of 5,6-Heptadiene-1-yl p-Tolusene-sulfonate," Chem. Commun. 1973, 679-680.

48. York, E.J.; Dittmar, W.; Stevenson, J.R.; Bergman, R.G. "Synthesis of an Optically Active Cyclopropene and Kinetics of its Thermal Racemization in the Gas Phase. Evidence for the Intermediacy of a Vinyl Carbene," J. Am. Chem. Soc. 1973, 95, 5680-5687.

49. Vollhardt, K.P.C.; Bergman, R.G. "Competition Between Sulfur Extrusion and Thermal Synthesis of Thienocyclobutadiene in the Pyrolysis of cis- and trans-1,3-Diethynylthiranes. Dimerization of the Rearrangement Product to bis-Thienocyclooctatetraene," J. Am. Chem. Soc. 1974, 96, 7538-7539.

50. Wendling, L.A.; Bergman, R.G. "Carbon-carbon Bond Cleavage and Iminocarbene Formation in the Thermal Decomposition of 2H-Azirines," J. Am. Chem. Soc. 1973, 96, 308-309.

51. Vollhardt, K.P.C.; Bergman, R.G. "A One-Step Synthesis of Benzocyclobutenes Involving Co-oligomerization of Linear Mono- and Diacetylenes Catalyzed by h⁵-Cyclopentadienylcobalt Dicarbonyl," J. Am. Chem. Soc. 1974, 96, 4996-4998.

52. Vollhardt, K.P.C.; Bercaw, J.E.; Bergman, R.G. "Isolation of Unstable bis-(h⁵-Cyclopentadienylcobalt) Dicarbonyl. Thermal Reactions of this Binuclear Complex Leading to Starting Material, Trinuclear and Tetranuclear Cobalt (I) Complexes," J. Am. Chem. Soc. 1974, 96, 4998-5000.

53. Clarke, T.C.; Bergman, R.G. " The Stereochemistry of Olefinic Cyclization and Solvolytic Displacement at Vinyl Carbon," J. Am. Chem. Soc. 1974, 96, 7934-7944.

54. Sukenik, C.N.; Weissman, B.-A.; Bergman, R.G. "The Effect of Micelles on Solvolytic Displacement Reactions," J. Am. Chem. Soc. 1975, 97, 445-447.

55. Vollhardt, K.P.C.; Bercaw, J.E.; Bergman, R.G. "Photochemistry of h⁵-Cyclopentadienylcobalt Dicarbonyl and Thermal Decomposition of Derived Cobalt Cluster Complexes. Isolation of bis-(h⁵-Cyclopentadienyl-cobalt)Tricarbonyl, tris-(h⁵-Cyclopentadienylcobalt Monocarbonyl) and tetra-(h⁵-Cyclopentadienylcobalt) Dicarbonyl," J. Organomet. Chem. 1975, 97, 283-297.

56. Sukenik, C.N.; Bonapace, J.A.P.; Mandel, N.S.; Bergman, R.G.; Lau, P.-Y.; Wood, G. "Enhancement of A Chemical Reaction Rate by Proper Orientation of Reacting Molecules in the Solid State," J. Am. Chem. Soc. 1975, 97, 5290-5291.

57. Clarke, T.C.; Wendling, L.A.; Bergman, R.G. "The Synthesis, Absolute Configuration and Stereochemistry of Thermal Decomposition of (+)-3R,5F- and (+)-3R,5S-3-ethyl-5-methyl-1-pyrazolines," J. Am. Chem. Soc. 1975, 97, 5638-5640.

58. Turro, N.J.; Schuster, G.B.; Bergman, R.G.; Shea, K.J.; Davis, J.H. "Mechanisms of Energy Storage and Release. Chemiluminescent Valence Isomerizations. Evidence for a Dewart Benzene Intermediate in a bis-cyclopropenyl to Benzene Rearrangement," J. Am. Chem. Soc. 1975, 97, 4758-4760.

59. Brogli, F.; Heilbronner, E.; Wirz, J.; Koster-Jensen, E.; Bergman, R.G.; Vollhardt, K.P.C.; Ashe, III, A.J. "The Consequences of s and p Conjugative Interactions in Mono-, Di- and Triacetylenes. A Photoelectron Spectroscopic Investigation," Helvetica Chimica Acta 1975, 58, 2620-2645.

60. Shea, K.J.; Davis, J.H.; Bergman, R.G. "Mechanism of the Thermal Conversion of 3,3'-Bicyclopropenyls to Benzene Derivatives," Angew. Chem. 1976, 88, 254; Angew. Chem. Int. Ed.(Engl). 1976, 15, 232-234.

61. Ilenda, C.S.; Schore, N.E.; Bergman, R.G. "Reduction of h⁵-Cyclopentadienylcobalt Dicarbonyl. Formation of Tetracarbonylcobaltate and [h⁵-C₅H₅CoCO]₂, A Binuclear Cobalt Radical Anion," J. Am. Chem. Soc. 1976, 98, 255-256.

62. Schore, N.E.; Ilenda, C.S.; Bergman, R.G. "Crystal and Molecular Structure, Spectroscopic Properties and Redox Behavior of [(h⁵-C₅H₅)Co(CO)]₂^-, A 'Mixed-Valence' Organometallic Radical Anion Having a High Degree of Intramolecular Delocalization and Cobalt in Formal Oxidation State +0.5," J. Am. Chem. Soc. 1976, 98, 256-258.

63. Wendling, L.A.; Bergman, R.G. "Thermal Decomposition of 2H-Azirines. Formation of Products Resulting from Carbon-Carbon Bond Cleavage," J. Org. Chem. 1976, 41, 831-836.

64. Davis, J.H.; Goddard, III, W.A.; Bergman, R.G. "Vinyl-methylene and the Ring Opening of Cyclopropene: Ab Initio Generalized Valence Bond and Configuration Interaction Studies," J. Am. Chem. Soc. 1976, 98, 4015-4017.

65. Sukenik, C.N.; Bergman, R.G. "The Effect of Surfactant Micelles on the Stereochemistry and Rate of 'Amsylate' Solvolytic Displacement Reactions in Water," J. Am. Chem. Soc. 1976, 98, 6613-6623.

66. Schore, N.E.; Ilenda, C.; Bergman, R.G. "Synthesis of a Doubly Alkylated Binuclear Cobalt Carbonyl Complex. Generation of Acetone, A Process Involving the Formation of Two New Carbon-carbon Bonds, in its Thermal Decomposition," J. Am. Chem. Soc. 1976, 98, 7436-7438.

67. Bamberg, J.T.; Bergman, R.G. "Synthesis, Nuclear Magnetic Resonance Observation, Basicity, and Reactions of Bicyclo-[3.2.0]hepta-trienideiron Complexes," J. Am. Chem. Soc. 1977, 99, 3173-3175.

68. Sukenik, C.N.; Bonapace, J.A.P.; Mandel, N.S.; Bergman, R.G.; Lau, P.-Y.; Wood, G. "A Kinetic and X-Ray Diffraction Study of the Solid State Rearrangement of Methyl-p-dimethyl-amino-benzenesulfonate. Reaction Rate Enhancement Due to Proper Orientation in a Crystal," J. Am. Chem. Soc. 1977, 99, 851-858.

69. Shea, K.J.; Davis, J.H.; Bergman, R.G. "Stereochemistry of the Cope Rearrangement and Mechanism of Thermal Aromatization of 3-3'Bicyclopropenyls," J. Am. Chem. Soc. 1977, 99, 1499-1507.

70. Shen, K.; Bergman, R.G. "An Azo Compound Route to Spiropentane Thermolysis Intermediates. Formation of Vibrationally Excited Organic Molecules in the Thermal Decomposition of Pyrazolines, and Evidence Concerning the Distribution of Excess Energy in Reaction Products," J. Am. Chem. Soc. 1977, 99, 1655-1657.

71. Clarke, T.C.; Wendling, L.A.; Bergman, R.G. "Determination of the Total Stereochemistry of a 3,5-Dialkylpyrazoline Thermal Decomposition. Synthesis, Absolute Configuration and Pyrolysis of (+)-3R,5R- and (+)-3R,5S-3-Ethyl-5-methyl-1-pyrazolines," J. Am. Chem. Soc. 1977, 99, 2740-2750.

72. Schore, N.E.; Ilenda, C.S.; Bergman, R.G. "Chemical and Electrochemical Reduction of h⁵-Cyclopentadienyldicarbonylcobalt (I) and h⁵-Cyclopentadienyl-(triphenylphosphine)-carbonylcobalt(I). Synthesis, Crystal and Molecular Structure, and Chemistry of Sodium- and Bis-(triphenylphosphine)iminiumbis-(h⁵-cyclopentadienyl)di-m-carbonyldicobaltate, A Binuclear Cobalt Radical Anion," J. Am. Chem. Soc. 1977, 99, 1781-1787.

73. Davis, J.H.; Goddard, W.A., III; Bergman, R.G. "Vinylmethylene: Theoretical Investigations," J. Am. Chem. Soc. 1977, 98, 2427-2427.

74. McAlister, D.R.; Bercaw, J.E.; Bergman, R.G. "Parallel Reaction Pathways in the Cobalt-Catalyzed Cyclotrimerization of Acetylenes," J. Am. Chem. Soc. 1977, 99, 1666-1668.

75. Tremont, S.J.; Bergman, R.G. "Insertion of Unactivated Acetylenes Into the Metal-Aryl Bond of Bis-(triphenylphosphine)-phenylbromo-nickel(II)," J. Organomet. Chem. 1977, 140, C12-C16.

76. Kinney, R.J.; Jones, W.D.; Bergman, R.G. "Synthesis and Characterization of [h⁵-C₅H₅)V(CO)₃H]-, A New Anionic Vanadium Carbonyl Hydride, and a Study of Its Reduction Reaction with Organic Halides," J. Am. Chem. Soc. 1978, 100, 635-637.

77. Evitt, E.R.; Bergman, R.G. "Stereospecific Double Alkylation of Diphenylacetylene by h⁵-Cyclopentadienyl(triphenylphosphine)-dimethylcobalt(III). Evidence for Non-interconvertible Diastereomeric Complexes in the Cobalt-catalyzed Isomerization of Alkenes, and some Comments of Factors Influencing the Rates of Reductive Elimination Reactions," J. Am. Chem. Soc. 1978, 100, 3237-3239.

78. McDonnell-Bushnell, L.P.; Evitt, E.R.; Bergman, R.G. "Reaction of h⁵-Cyclopentadienylbis(triphenylphosphine)-cobalt(I) with Alkadiynes. Preparation and Reactions of Bicyclic Cobalt Metallocycles and a stable Trimethylsilyl-Substituted Mono-Complexed Alkadiyne. Comments on the Mechanism of Cobalt-Catalyzed Alkyne Co-Oligomerization," J. Organomet. Chem. 1978, 157, 445-456.

79. Kinney, R.J.; Jones, W.D.; Bergman, R.G. "Synthesis and Reactions of (h⁵-Cyclopentadienyl)tricarbonylhydridovanadate. A Comparative Mechanistic Study of its Organic Halide Reduction Reactions with Those of tri-n-Butyltin Hydride," J. Am. Chem. Soc. 1978, 100, 7902-7915.

80. Jones, W.D.; White, M.A.; Bergman, R.G. "Chemical Reduction of h⁵-Cyclopentadienyldicarbonylrhodium. Crystal and Molecular Structure of an Anionic Trinuclear Rhodium Cluster with 'Semi-triple-bridging' Carbonyl Ligands," J. Am. Chem. Soc. 1978, 100, 6770-6772.

81. Watson, P.L.; Bergman, R.G. "Synthesis and Cyclization Reactions of Alkynyl (h⁵-cyclopentadienyl)tricarbonyl-molybdenum and -tungsten Complexes," J. Am. Chem. Soc. 1979, 101, 2055-2062.

82. Johnson, G.C.; Bergman, R.G. "Synthesis and Thermal Rearrangement of A Potential Butalene-Anthracene Adduct," Tetrahedron Lett. 1979, 2093-2096.

83. Johnson, G.C.; Stofko, J.J. Jr.; Lockhart, T.P.; Brown, D.W.; Bergman, R.G. "Evidence for the Formation of 1,3-dehydrobenzene Diradicals by Silicon Shift in 1,4-dehydrobenzenes at High Temperature," J. Org. Chem. 1979, 44, 4215-4218.

84. Evitt, E.R.; Bergman, R.G. "Reaction of a Metal Alkyl with Ethylene as a Model for Ziegler-Natta Polymerization. Evidence for the Olefin Insertion Mechanism," J. Am. Chem. Soc. 1979, 101, 3973-3974.

85. Huggins, J.M.; Bergman, R.G. "Reaction of Alkynes with a Methylnickel Complex: Observation of a cis Insertion Mechanism Capable of Giving Kinetically Controlled trans Products," J. Am. Chem. Soc. 1979, 101, 4410-4412.

86. Bryndza, H.E.; Bergman, R.G. "Reaction of a Bridged Binuclear Dialkylcobalt Complex with Carbon Monoxide and Phosphines. Observation of Competing Inter- and Intramolecular Metal to Metal Methyl Transfer," J. Am. Chem. Soc. 1979, 101, 4766-4768.

87. Muller, C.; Schweig, A.; Thiel, W.; Grahn, W.; Vollhardt, K.P.C.; Bergman, R.G. "The Photoelectron Spectra of 2,5-Dehydrotropylidene, 3,6-Dehydrooxepin and Fulvenallene," J. Am. Chem. Soc. 1979, 101, 5579-5581.

88. Jones, W.D.; Bergman, R.G. "Mechanism of the Reaction Between Organotransition Metal Alkyls and Hydrides. A Model for the Aldehyde-Forming Step in the Oxo Process," J. Am. Chem. Soc. 1979, 101, 5447-5449.

89. White, M.A.; Bergman, R.G. " Identification of Binuclear Acyl Complexes as Intermediates in the CO-Induced Conversion of [h⁵C₅H₅-Co(CO)(CH₃₎]₂ to Acetone and [h⁵-C₅H₅Co(CO)(CH₃)]₂ to 3-pentanone," Chem. Commun. 1979, 1056-1058.

90. Bergman, R.G. "The Use of Isotope Crossover Experiments in Investigating Carbon-Carbon Bond Forming Reactions of Binuclear Dialkyl Cobalt Complexes," Acc. Chem. Res. 1980, 13, 113-120.

91. Bryndza, H.E.; Evitt, E.R.; Bergman, R.G. "Reversible Metal-to Metal Methyl Transfer in h⁵-cyclopentadienyl(triphenylphosphine)dimethyl-cobalt(III)," J. Am. Chem. Soc. 1980, 102, 4948-4851.

92. Watson, P.L.; Bergman, R.G. "Reactivity of Alkyne Tungsten and Molybdenum Complexes. Heterolytic C-H Bond Activation in Coordinated Alkynes," J. Am. Chem. Soc. 1980, 102, 2698-2703.

93. Evitt, E.R.; Bergman, R.G. "Substitution, Alkyl Transfer and Thermal Decomposition Reactions of h⁵-cyclopentadienyl(trimethylphosphine)-dimethylcobalt(III)," J. Am. Chem. Soc. 1980, 102, 7003-7011.

94. Frommer, J.E.; Bergman, R.G. "The Effect of Polymer Attachment on the Equilibrium Acidity of an Organotransition Metal Hydride and an Organic Carboxylic Acid. Synthesis and Properties of a Polymer-Supported Metal Anion," J. Am. Chem. Soc. 1980, 102, 5227-5234.

95. Berman, M.R.; Comita, P.B.; Moore, C.B.; Bergman, R.G. "Flow Pyrolysis and Direct and SiF₄-Sensitized Laser-Induced Decomposition of Tetralin. Identification of Retro-[2+4] Cleavage as the Primary Homogenous Thermal Decomposition Channel," J. Am. Chem. Soc. 1980, 102, 5692-5694.

96. Becker, P.N.; White, M.A.; Bergman, R.G. "A New Method for 1,2-Diamination of Alkenes Using Cyclopentadienylnitrosylcobalt Dimer/NO/LiAlH₄," J. Am. Chem. Soc. 1980, 102, 5676-5677.

97. Theopold, K.H.; Bergman, R.G. "Synthesis of Metallacycles Containing Two Metals in the Ring. Thermal Decomposition to Cyclopropane and Ligand-Induced Conversion to Stable Mononuclear Metallacyclopentanones," J. Am. Chem. Soc. 1980, 102, 5694-5695.

98. Lockhart, T.P.; Mallon, C.B.; Bergman, R.G. "2,3-di-n-propyl-1,4-dehydrobenzene," J. Am. Chem. Soc. 1980, 102, 5976-5678.

99. Huggins, J.M.; Bergman, R.G. "Mechanism, Regiochemistry,and Stereochemistry of the Insertion Reaction of Alkynes with Methyl(2,4-Pentanedionato)(Triphenyl-Phosphine)Nickel. A cis insertion that Leads to trans Kinetic Products," J. Am. Chem. Soc. 1981, 103, 3002-3011.

100. Janowicz, A.H.; Bryndza, H.E.; Bergman, R.G. "Phosphine Substitution in h⁵-Cyclopentadienyl-bis-Triphenylphosphinecobalt(I): Evidence for a Dissociative Mechanism," J. Am. Chem. Soc. 1981, 103, 1516-1518.

101. Bergman, R.G. "Physical Organic Studies of Organometallic Reactions," Pure and Applied Chemistry 1981, 53, 161-170.

102. Lockhart, T.P.; Bergman, R.G. "Evidence of the Reactive Spin State of 1,4-Dehydrobenzenes," J. Am. Chem. Soc. 1981, 103, 4091-4096.

103. Lockhart, T.P.; Comita, P.B.; Bergman, R.G. "Kinetic Evidence for the Formation of Discrete 1,4-Dehydrobenzene Intermediates. Trapping by Inter-and Intramolecular Hydrogen Atom Transfer and Observation of High-Temperature CIDNP," J. Am. Chem. Soc. 1981, 103, 4082-4090.

104. Janowicz, A.H.; Bergman, R.G. "Methane-Producing Hydrogenolysis of (h⁵-Cyclopentadienyl(triphenylphosphine)dimethylcobalt(III). An Autocatalytic Mechanism Involving a Binuclear Metal Dihydride/Metal Dialkyl Reaction as a Critical Step," J. Am. Chem. Soc. 1981, 103, 2488-2489.

105. Bryndza, H.E.; Bergman, R.G. "Reactions of h⁵-cyclopentadienyl-cobalt(III) alkyls with Cobalt(I) Phosphines and Iron Carbonyls. Evidence for Direct h⁵-cyclopentadienyl and Trimethylphosphine Group Transfer Between Metal Centers," Inorg. Chem. 1981, 20, 2988-2991.

106. Jones, W.D.; Huggins, J.M.; Bergman, R.G. "Comparative Reactivities of Two Isoelectronic Transition Metal Hydrides with Transition Metal Carbonyls and Alkyls," J. Am. Chem. Soc. 1981, 103, 4415-4423.

107. Theopold, K.H.; Bergman, R.G. "Synthesis and Reactions of a Binuclear Cobalt Bridging Methylene (m-CH₂) Complex. Conversion to m-CH₂ Rh/Co and Rh/Rh Complexes, and Methylene Transfer to Ethylene Involving Activation by a Second Metal Complex," J. Am. Chem. Soc. 1981, 103, 2489-2491.

108. Weiner, W.P.; White, M.A.; Bergman, R.G. "Direct Observation of Nitric Oxide Migratory Insertion in an Organotransition Metal Complex," J. Am. Chem. Soc. 1981, 103, 3612-3614.

109. Theopold, K.H.; Hersh, W.H.; Bergman, R.G. "Binuclear Metallacycles: Organometallic Ring Systems Containing Two Metal Centers," Isr. J. Chem. 1982, 22, 27-29.

110. Comita, P.B.; Berman, M.R.; Moore, C.B.; Bergman, R.G. "Laser-Powered Homogeneous Dissociation of Tetralin," J. Phys. Chem. 1981, 85, 3266-3276.

111. Hersh, W.H.; Bergman, R.G. "Synthesis and Reactions of a Dimetallacyclohexene. Thermal Conversion to an o-Xylylene Complex, and Phosphine-induced Conversion to Free o-Xylylene and a New Reactive Dinuclear Cobalt Complex," J. Am. Chem. Soc. 1981, 103, 6992-6994.

112. Theopold, K.H.; Bergman, R.G. "Carbon-to-carbon Migration of the Dimetallic Group in Dinuclear Cobalt Alkylidene Complexes," Organometallics 1982, 1, 219-222.

113. Wax, M.J.; Bergman, R.G. "Direct Evidence for Solvent Coordination in Migratory CO Insertion," J. Am. Chem. Soc. 1981, 103, 7028-7030.

114. Janowicz, A.H.; Bergman, R.G. "C-H Activation in Completely Saturated Hydrocarbons: Direct Observation of M + R-H ® M(R)(H)," J. Am. Chem. Soc. 1982, 104, 352-354.

115. Theopold, K.H.; Becker, P.N.; Bergman, R.G. "Asymmetric Induction in Reactions Employing Enolates Generated from Cyclic Organo Transition-Metal Acyl Complexes," J. Am. Chem. Soc. 1982, 104, 5250-5252.

116. Theopold, K.H.; Bergman, R.G. "Synthesis and Reaction Chemistry of a New Class of m-Alkylidene Dicobalt Complexes. Crystal and Molecular Structure of m-Methylene-Bis[h⁵-(Methylcyclopentadienyl)-Carbonylcobalt]," J. Am. Chem. Soc. 1983, 105, 464-475.

117. Theopold, K.H.; Bergman, R.G. "Synthesis, Crystal and Molecular Structure, and Chemistry of (h-Trimethylene)-bis(h-cyclopenta-dienyl)bis-(m-carbonyl)dicobalt, a Five-Membered Dicobaltacycle," Organometallics 1982, 1, 1571-1579.

118. Weiner, W.P.; Bergman, R.G. "Kinetics and Mechanism of the Formation of Nitrosoalkane Complexes by Migratory Insertion of Coordinated Nitric Oxide into Cobalt-Carbon Bonds," J. Am. Chem. Soc. 1983, 105, 3922-3929.

119. Becker, P.N.; Bergman, R.G. "A Transition-Metal-Based Method for 1,2- Diamination of Alkenes. Synthesis of Cobalt Dinitrosoalkanes from Alkenes, Nitric Oxide, and (h⁵-Cyclopentadienyl)nitrosylcobalt Dimer and Their Reduction to Primary Vicinal Diamines," Organometallics 1983, 2, 787-796.

120. Becker, P.N.; Bergman, R.G. "Reversible Exchange of (h⁵- Cyclopentadienyl)-(dinitrosoalkane)cobalt Complexes with Alkenes. Kinetic and Spectroscopic Evidence for C₅H₅Co(NO)₂ as a Reactive Intermediate," J. Am. Chem. Soc. 1983, 105, 2985-2995.

121. Janowicz, A.H.; Bergman, R.G. "Activation of C-H Bonds in Saturated Hydrocarbons on Photolysis of (h⁵-C₅Me₅)(PMe₃)IrH₂. Relative Rates of Reaction of the Intermediate with Different Types of C-H Bonds, and Functionalization of the Metal-Bound Alkyl Groups," J. Am. Chem. Soc. 1983, 105, 3929-3939.

122. Hersh, W.H.; Hollander, F.J.; Bergman, R.G. "Synthesis, Crystal and Molecular Structures, and Reactions of a Benzodicobaltacyclohexene, a Thermally Derived Mononuclear o-Xylylene Complex, and an Unsymmetrical Phosphine-Derived Dinuclear Complex," J. Am. Chem. Soc. 1983, 105, 5834-5846.

123. Hersh, W.H.; Bergman, R.G. "Kinetics and Mechanism of Decomposition of of a Benzodicobaltacyclohexene: Reversible Dinuclear Elimination of o-Xylylene via a Dimetalla-Diels-Alder Reaction," J. Am. Chem. Soc. 1983, 105, 5846-5859.

124. Yang, G.K.; Bergman, R.G. "Stereochemistry of Metallacycle Formation in the Double Alkylation of Bis(triphenylphosphine)nitrogen(1+) Bis(h⁵-cyclopentadienyl)bis(m-carbonyl)dicobaltate with a,g-Diiodoalkanes," J. Am. Chem. Soc. 1983, 105, 6045-6052.

125. Gilbert, T.M.; Bergman, R.G. "Preparation and Reactions of Tetrahydrido (pentamethylcyclopentadienyl)iridium: A Novel Iridium(V) Polyhydride," Organometallics 1983, 2, 1458-1460.

126. Yang, G.K.; Bergman, R.G. "Characterization and Evidence for Alkylation of CpRe(CO)₂H^- in the Conversion of CpRe(CO)₂H₂ to CpRe(CO)₂R₂. Synthesis of a Rhenacyclopentane and Its Thermolysis to Methylcyclopropane," J. Am. Chem. Soc. 1983, 105, 6500-6501.

127. Seidler, P.F.; Bryndza, H.E.; Frommer, J.E.; Stuhl, L.S.; Bergman, R.G. "Synthesis of Trinuclear Alkylidyne Complexes from Dinuclear Alkyne Complexes and Metal Hydrides. CIDNP Evidence for Vinyl Radical Intermediates in the Hydrogenolysis of These Clusters," Organometallics 1983, 2, 1701-1705.

128. Janowicz, A.H.; Kovac, C.A.; Periana-Pillai, R.A.; Buchanan, J.M.; Gilbert, T.M.; Bergman, R.G. "Oxidative Addition of Soluble Iridium and Rhodium Complexes to Carbon-Hydrogen Bonds in Alkanes," Organometallic Compounds: Proceedings of the First IUCCP Symposium, Texas A&M University Press (1983), 420-252.

129. Bergman, R.G. "Activation of Alkanes in Homogeneous Solution Using Organotransition Metal Complexes," Science 1984, 223, 902-908.

130. Jacobsen, E.N.; Bergman, R.G. "Synthesis, Crystal and Molecular Structure, and Reactions of a Bridging Vinylidene Dicobalt Complex. Reaction with Molybdenum Hydrides to Give a Heteronuclear Cluster Complex," Organometallics 1984, 3, 329-331.

131. Seidler, M.D.; Bergman, R.G. "Synthesis and Reactions of a Dinuclear Iron Nitrosyl Radical Anion and Di- and Mononuclear Dimethylnitrosyl-iron Complexes. Migratory Insertion of Coordinated Nitric Oxide," Organometallics 1983, 2, 1897-1899.

132. Wax, M.J.; Stryker, J.M.; Buchanan, J.M.; Kovac, C.A.; Bergman, R.G. "Reversible C-H Insertion/Reductive Elimination in (h⁵-Pentamethyl-cyclopentadienyl)-(trimethylphosphine)iridium Complexes. Use in Determining Relative Metal-Carbon Bond Energies and Thermally Activating Methane," J. Am. Chem. Soc. 1984, 106, 1121-1122.

133. Periana, R.A.; Bergman, R.G. "Oxidative Addition of Rhodium to Alkane C-H Bonds: Enhancement in Selectivity and Alkyl Group Functionalization, and the First Structurally Characterized Derivative of a C-H Insertion Product," Organometallics, 1984, 3, 508-510.

134. Janowicz, A.H.; Periana, R.A.; Buchanan, J.M.; Kovac, C.A.; Stryker, J.M.; Wax, M.J.; Bergman, R.G. "Oxidative Addition of Soluble Iridium and Rhodium Complexes to Carbon-Hydrogen Bonds in Methane and Higher Alkanes," Pure Appl. Chem. 1984, 56, 13-23.

135. Weiner, W.P.; Hollander, F.J.; Bergman, R.G. "The Synthesis, Structure and Reactivity of Sodium (h⁵-Cyclopentadienyl)nitrosylcobaltate," J. Am. Chem. Soc. 1984, 106, 7462-7468.

136. Schore, N.E.; Ilenda, C.S.; White, M.A.; Bryndza, H.E.; Matturro, M.G.; Bergman, R.G. "Carbon-Carbon Bond Formation in Dinuclear Dialkyl Complexes. Reactions of [CpCo(CO)R]₂ (R = CH₃, CH₂CH₃, CH₂CF₃) and (C₁₁H₁₀)Co₂(CO)₂(CH₃)₂ with Carbon Monoxide and Triphenylphosphine," J. Am. Chem. Soc., 1984, 106, 7451-7461.

137. Seidler, M.D.; Bergman, R.G. "Synthesis of Dialkylruthenium Nitrosyls and Thermal Conversion to Ruthenium Oximate, Carboxamide and Cyano Complexes," J. Am.Chem. Soc. 1984, 106, 6110-6111.

138. Yang, G.K.; Bergman, R.G. "Synthesis, Molecular Structure and Thermal Chemistry of (h⁵-Cyclopentadienyl)dicarbonylrhenacyclopentane," Organometallics 1985, 4, 129-138.

139. Periana, R.A.; Bergman, R.G. "Rapid Intramolecular Rearrangement of a Hydridocyclopropylrhodium Complex to a Rhodacyclobutane. Independent Synthesis of the Metallacycle by Addition of Hydride to the Central Carbon Atom of a Cationic Rhodium p-Allyl Complex," J. Am. Chem. Soc. 1984, 106, 7272-7273.

140. Jacobsen, E.N.; Bergman, R.G. "Synthesis and Chemistry of a Bridging Vinylidene-dicobalt Complex. Evidence for a Non-Chain Radical Mechanism in its Reaction with Metal Hydrides to give Heteronuclear Clusters," J. Am. Chem. Soc. 1985, 107, 2023-2032.

141. Gilbert, T.M.; Bergman, R.G. "Synthesis of Trimethylphosphine-Substituted (Pentamethylcyclopentadienyl)iridium Hydride Complexes; Protonation and Deprotonation of (C₅(CH₃)₅)Ir(P(CH₃)₃)H₂," J. Am. Chem. Soc., 1985, 107, 3502-3507.

142. Gilbert, T.M.; Hollander, F.H.; Bergman, R.G. "(Pentamethylcyclopentadienyl)iridium Polyhydride Complexes: Synthesis of Intermediates in the Mechanism of Formation of (C₅(CH₃)₅)IrH4, and the Preparation of Several Iridium (V) Compounds," J. Am. Chem. Soc. 1985, 107, 3508-3516.

143. Krause, M.J.; Bergman, R.G. "Formation of Dinuclear Rhodium Dialkyl Complexes by Alkylation of a New Dinuclear Dianion and by Nucleophilic Addition of Alkyllithium Reagents across a Metal-Metal Double Bond," J. Am. Chem. Soc. 1985, 107, 2972-2973.

144. Doney, J.J.; Bergman, R.G.; Heathcock, C.H. "Synthesis, Structure and C-C Bond Forming Reactions of Carbon-Bound Molybdenum, Tungsten and Rhenium Enolates. Detection of an h³-Oxaallyl Intermediate," J. Am. Chem. Soc. 1985, 107, 3724-3726.

145. Bergman, R.G.; Seidler, P.F.; Wenzel, T.T. "Inter- and Intramolecular Oxidative Addition of Phosphine, Methane, Alkane and Alkene C-H Bonds to Rhenium," J. Am. Chem. Soc. 1985, 107, 4358-4359.

146. McGhee, W.D.; Bergman, R.G. "Synthesis and Reactions of Hydrido(h¹- allyl)- and Hydrido(h³-allyl)iridium Complexes," J. Am. Chem. Soc. 1985, 107, 3388-3389.

147. Stoutland, P.O.; Bergman, R.G. "Insertion of Iridium into the C-H Bonds of Alkenes: The p-Complex Cannot be an Intermediate," J. Am. Chem. Soc., 1985, 107, 4581-4582.

148. Heathcock, C.H.; Doney, J.J.; Bergman, R.G. "The Synthesis and Carbon-Carbon Bond-Forming Reactions of Tungsten, Molybdenum, and Rhenium Enolates," Pure Appl. Chem. 1985, 57, 1789-1798.

149. Newman, L.J.; Bergman, R.G. "Synthesis, Insertion and Reductive Elimination Reactions of a Hydrido(alkoxy)iridium Complex," J. Am. Chem. Soc. 1985, 107, 5314-5315.

150. Gilbert, T.M.; Bergman, R.G. "NMR Spectra of (C₅(CH₃)₅)IrH₂SiMe₃Li-(pmdeta) and (C₅(CH₃)₅)IrH₃Li(pmdeta): The First Direct Observation of Resolved ⁷Li-¹H Coupling," J. Am. Chem. Soc. 1985, 107, 6391-6393.

151. Buchanan, J.M.; Stryker, J.M.; Bergman, R.G. "A Structural, Kinetic and Thermodynamic Study of the Reversible Thermal C-H Activation/Reductive Elimination of Alkanes at Iridium," J. Am. Chem. Soc. 1986, 108, 1537-1550.

152. Wenzel, T.T.; Bergman, R.G. "Inter- and Intramolecular Insertion of Rhenium into Carbon-Hydrogen Bonds," J. Am. Chem. Soc. 1986, 108, 4856-4867.

153. Krause, M.J.; Bergman, R.G. "Synthesis of Dinuclear Anionic Complexes [Cp*Rh(CO)]₂- and [Cp*Rh(CO)]₂^2- by Dissolving Metal Reduction and R[Cp*Rh(CO)]₂^- by Addition of Alkyllithium Reagents Across the Metal-metal Double Bond of [Cp*Rh(CO)]₂. Stereoselective Synthesis of Symmetrical and Mixed Dinuclear Dialkyls [Cp*₂Rh₂(CO)₂(R₁)(R₂)], and a Study of their Ligand-induced Fragmentation Reactions," Organometallics 1986, 5, 2097-2108.

154. McGhee, W.D.; Bergman, R.G. "Mild, Reversible C-H Oxidative Addition/Reductive Elimination in a Dinuclear Iridium Complex," J. Am. Chem. Soc. 1986, 108, 5621-5622.

155. Silvestre, J.; Calhorda, M.J.; Hoffmann, R.; Stoutland, P.O.; Bergman, R.G. "Some Problems in the Oxidative Addition and Binding of an Ethylene to a Transition Metal Center," Organometallics 1986, 5, 1841-1851.

156. Periana, R.A.; Bergman, R.G. "Isomerization of the Hydrido(alkyl)rhodium Complexes Formed on Oxidative Addition of Rhodium to Alkane C-H Bonds. Evidence for the Intermediacy of h²-Alkane Complexes," J. Am. Chem. Soc., 1986, 108, 7332-7346.

157. Periana, R.A.; Bergman, R.G. "C-C Activation of Organic Small Ring Compounds by Rearrangement of Cycloalkyl(hydrido)rhodium Complexes to Rhodacycloalkanes. Synthesis of Metallacyclobutanes, Including One with a Tertiary-M-C Bond, by Nucleophilic Addition to p-Allyl Complexes," J. Am. Chem. Soc. 1986, 108, 7436-7355.

158. Jacobsen, E.N.; Trost, M.K.; Bergman, R.G. "Synthesis of Organometallic Heterodinuclear m-Oxo Complexes by Extrusion of Alkanes from Zirconium/Tungsten Oxaalkyl Complexes," J. Am. Chem. Soc. 1986, 108, 8092-8094.

159. Goldberg, K.I.; Bergman, R.G. "Electrophilic Alkylation of an Acylmetallate Complex at the Metal Center Leading to a Stable (Methyl)(Acetyl)Rhenium Complex. Photochemical Decomposition to give 2,3-Butanedione via a Mechanism Involving Carbonylation of Free Methyl Radicals," Organometallics 1987, 6, 430-432.

160. Burkhardt, E.R.; Doney, J.J.; Bergman, R.G.; Heathcock, C.H. "Tungsten and Molybdenum 2-oxaallyl (h¹-(C)-Enolate) Complexes: Functional Group Transformations. Photochemical Aldol Reactions, and Alkyne/CO Migratory Insertion Reaction," J. Am. Chem. Soc. 1987, 109, 2022-2039.

161. Nolan, S.P.; Hoff, C.D.; Stoutland, P.O.; Newman, L.J.; Buchanan, J. M.; Bergman, R.G.; Yang, G. K.; Peters, K.S. "The Heats of Reaction of Cp*(PMe₃)Ir(R)(H) [R = C₆H₅, C₆H₁₁ and H] With HCl, CCl₄, CBr₄ and CH₃I. A Solution Thermochemical Study of Alkane Activation," J. Am. Chem. Soc. 1987, 109, 3143-3145.

162. Chang, J.; Bergman, R.G. "Reductive Elimination Leading to Transient (h⁵-C₅Me₅)Ru(NO). Trapping, Dimerization and Oxidative Addition Reactions of this Intermediate, and the Effect of Structural Variation on its Generation," J. Am. Chem. Soc. 1987, 109, 4298-4304.

163. Burkhardt, E.R.; Doney, J.J.; Stack, J.G.; Heathcock, C.H.; Bergman, R.G. "Formation of Carbon-Carbon Bonds Using Organotransition Metal Enolate Complexes," J. Mol. Catalysis 1987, 41, 41-57.

164. Kegley, S.E.; Schaverien, C.J.; Freudenberger, J.H.; Bergman, R.G.; Nolan, S.P.; Hoff, C.D. "Rhodium Alkoxide Complexes: Formation of an Unusually Strong Hydrogen Bond in (PMe₃)₃Rh-Otol(HOtol)," J. Am. Chem. Soc. 1987, 109, 6563-6565.

165. Threlkel, R.S.; Bercaw, J.E.; Seidler, P.F.; Stryker, J.M.; Bergman, R.G. "1,2,3,4,5-Pentamethylcyclopentadiene (1,3-Cyclopentadiene, 1,2,3,4,5-pentamethyl-)," Organic Syntheses 1987, 65, 42-45.

166. Klein, D.P.; Hayes, J.C.;Bergman, R.G. "Insertion of (h⁵-C₅Me₅)(PMe₃)Ir into the C-H bonds of Functionalized Organic Molecules: a C-H Activation Route to 2-Oxa- and 2-Azametallacycles, Potential Models for Olefin Oxidation Intermediates," J. Am. Chem. Soc. 1988, 110, 3704-3706.

167. Jacobsen, E.N.; Goldberg, K.I.; Bergman, R.G. "Rapid, Reversible Intramolecular C-H Oxidative Addition and Hydrogen Exchange in a Heterodinuclear "Early-Late" Transition Metal Complex," J. Am. Chem. Soc. 1988, 110, 3706-3707.

168. McGhee, W.D.; Bergman, R.G. "Synthesis of an (h³-Allyl)(Hydrido)Iridium Complex and Its Reaction with Arenes and Alkanes. Sequential Intermolecular C-H Oxidative Addition and Hydride-to-Alkene Migratory Insertion Reactions," J. Am. Chem. Soc. 1988, 110, 4246-4262.

169. Goldberg, K.I.; Bergman, R.G. "Synthesis and Physical Properties of a Dinuclear Tantalum/Cobalt Radical with Spin Localized at One Metal Center," J. Am. Chem. Soc. 1988, 110, 4853-4855.

170. Stoutland, P.O.; Bergman, R.G. "C-H Insertion and p-Complex Formation of (h⁵-C₅Me₅(PMe₃)Ir with Ethylene: An Intra- and Intermolecular Isotope Effect Study," J. Am. Chem. Soc. 1988, 110, 5732-5744.

171. Wasserman, E.P.; Bergman, R.G.; Moore, C.B. "IR Flash Kinetic Spectroscopy of Transients Generated by Irradiation of CpCo(CO)₂ in the Gas Phase and in Solution," J. Am. Chem. Soc. 1988, 110, 6076-6084.

172. Stoutland, P.O.; Bergman, R.G.; Nolan, S.P.; Hoff, C.D. "The Thermodynamic Driving Force for C-H Activation at Iridium," Polyhedron 1988, 7, 1429-1440.

173. McGhee, W.D.; Hollander, F.J.; Bergman, R.G. "C-H Oxidative Addition and Reductive Elimination Reactions in a Dinuclear Iridium Complex," J. Am. Chem. Soc. 1988, 110, 8428-8443.

174. McGhee, W.D.; Foo, T.; Hollander, F.J.; Bergman, R.G. "Synthesis and Chemistry of a Dinuclear Iridium bis-m-Oxo Complex: Observation of Oxygen Transfer and Phosphorous-Carbon Bond Cleavage," J. Am. Chem. Soc. 1988, 110, 8543-8543.

175. Burkhardt, E.R.; Doney, J.J.; Slough, G.A.; Stack, J.M.; Heathcock, C.C.; Bergman, R.G. "Carbon-Carbon Bond Forming Reactions of Organotransition Metal Enolate Complexes," Pure & Applied Chemistry 1988, 60, 1.

176. Walsh, P. J.; Hollander, F.J.; Bergman, R.G. "Generation, Alkyne Cycloaddition, Arene C-H Activation, N-H Activation and Dative Ligand Trapping Reactions of the First Monomeric Imidozirconocene (Cp₂Zr=NR) Complexes," J. Am. Chem. Soc. 1988, 110, 8729-8731.

177. Slough, G.A.; Bergman, R.G.; Heathcock, C.H. "Synthesis of h¹-Oxygen-Bound Rhodium Enolates: Applications to Catalytic Aldol Chemistry," J. Am. Chem. Soc. 1989, 111, 938-949.

178. Kovacs, J.A.; Bergman, R.G. "Synthesis and Reactivity of the First Structurally Characterized Heterobimetallic Complex Containing an Unsupported Bridging Sulfur Atom," J. Am. Chem. Soc. 1989, 111, 1131-1133.

179. Goldberg, K.I.; Bergman, R.G. "Synthesis of Dialkyl and Alkyl(Acyl)Rhenium Complexes by Alkylation of Anionic Rhenium Complexes at the Metal Center. Mechanism of a Double Carbonylation Reaction that Proceeds via the Formation of Free Methyl Radicals in Solution," J. Am. Chem. Soc. 1989, 111, 1285-1299.

180. Hartwig, J. F.; Andersen, R. A.; Bergman, R.G. "Synthesis of a Highly Reactive (Benzyne)Ruthenium Complex: C-C, C-H, N-H, and O-H Activation Reactions," J. Am. Chem. Soc. 1989, 111, 2717-2719.

181. Glueck, D. S.; Hollander, F. J.; Bergman, R. G. "Synthesis, Structure, and Reactivity of a Monomeric Pentamethylcyclopentadienyliridium(III) Imido Complex," J. Am. Chem. Soc. 1989, 111, 2719-2721.

182. Klein, D.P.; Bergman, R.G. "Synthesis and Reactivity of (h⁵-C₅Me₅)(PMe₃)Ir(CH₂): a Monomeric (Pentamethylcyclopentadienyl)Iridium Methylene Complex," J. Am. Chem. Soc. 1989, 111, 3079-3080.

183. Chang, J.; Seidler, M.D.; Bergman, R.G. "Synthesis of Alkylruthenium Nitrosyl Complexes. Migratory Insertion to Coordinated Nitric Oxide and the Mechanism of the Conversion of the Resultant Nitrosoalkyl Compounds to Oximate, Carboxamide and Cyano Compounds," J. Am. Chem. Soc. 1989, 111, 2358-3271.

184. Sponsler, M.B.; Weiller, B.H.; Stoutland, P.O.; Bergman, R.G. "Liquid Xenon: An Effective Inert Solvent for C-H Oxidative Addition Reactions," J. Am. Chem. Soc.1989, 111, 6841-6843.

185. Wu, J.; Bergman, R.G. "Conversion of Epoxides to Rhodium Enolates: Evidence for a New Mechanism Involving Initial C-H Activation," J. Am. Chem. Soc. 1989, 111, 7628-7630.

186. Weiller, B.H.; Wasserman, E.P.; Bergman, R.G.; Moore, C.B.; Pimentel, G.C. "Time-resolved IR Spectroscopy in Liquid Rare Gases: Direct Rate Measurement of an Intermolecular Alkane C-H Oxidative Addition Reaction," J. Am. Chem. Soc. 1989, 111, 8288-8290.

187. Carney, M.J.; Walsh, P.J.; Hollander, F.J.; Bergman, R.G. "A Reactive Organometallic Oxo Intermediate, Cp*₂Zr=O: Generation and Subsequent Trapping Reactions Forming Alkyne and Nitrile Addition Products," J. Am. Chem. Soc. 1989, 111, 8751-8753.

188. Burkhardt, E.R.; Bergman, R.G.; Heathcock, C.H. "Synthesis and Reactions of Nickel and Palladium Carbon-Bound Enolate Complexes," Organometallics 1990, 9, 30-44.

189. Walsh, P.J.; Hollander, F.J.; Bergman, R.G. "Generation and Trapping of the Diphenylhydrazido(2^–) Complex Cp₂Zr(N₂Ph₂). Insertion of Internal Alkynes Into a Metal-Nitrogen Bond, Leading to 2,3-Diazametallacyclopentenes," J. Am. Chem. Soc. 1990, 112, 894-896.

190. Klein, D.P.; Kloster, G.M.; Bergman, R.G. "Synthesis and Reactivity of (Pentamethylcyclopentadienyl)Iridium bis-Thiolate and (Thiolate)Hydride Complexes," J. Am. Chem. Soc. l990, 112, 2022-2024.

191. Stack, J.G.; Simpson, R.D.; Hollander, F.J.; Bergman, R.G.; Heathcock, C.H. "Carbon-Carbon Bond Forming Reactions of Rhenium Enolates with Terminal Alkynes. Evidence for an Alkyne C-H Oxidative Addition Mechanism, and Observation of Highly Stereoselective Base-Catalyzed Proton Transfer Reactions in Rhenium Metallacycles," J. Am. Chem. Soc. 1990, 112, 2716-2729.

192. Hartwig, J.F.; Bergman, R.G.; Andersen, R.A. "Mechanism of the C-C Cleavage of Acetone by the Ruthenium Benzyne Complex (PMe₃)₄Ru(h²–C₆H₄): Formation and Reactivity of an Oxametallacyclobutane Complex," J. Am. Chem. Soc. l990, 112, 3234-3236.

193. Stack, J.G.; Doney, J.J.; Bergman, R.G.; Heathcock, C.H. "Rhenium 2-Oxoalkyl (Enolate) Complexes: Synthesis and Carbon-Carbon Bond Forming Reactions With Nitriles," Organometallics l990, 9, 453-466.

194. Hartwig, J.F.; Andersen, R.A.; Bergman, R.G. "Synthesis of (PMe₃)₄Ru-(Me)(OC(CH₂)Me) as an Equilibrium Mixture of O- and C-Bound Transition Metal Enolates and the Thermal Elimination of Methane to Form an h⁴-Oxatrimethylenemethane Complex," J. Am. Chem. Soc. 1990, 112, 5670-5671.

195. Carney, M.J.; Walsh, P.J.; Bergman, R.G. "Room Temperature Generation of Reactive Intermediates Cp*₂Zr=0 and Cp*₂Zr=S: Trapping Reactions with Unsaturated Organic Molecules and Dative Ligands," J. Am. Chem. Soc. 1990, 112, 6426-6428.

196. Hartwig, J.F.; Bergman, R.G.; Andersen, R.A. "A Phosphorus-Carbon Bond Cleavage Reaction of Coordinated Trimethylphosphine in (PMe₃)₄Ru(OC₆H₄Me)_2," J. Organomet. Chem.1990, 394, 417-432.

197. Glueck, D.S.; Bergman, R.G. "Deprotonation of a Cp*-methyl Group by an Iridium Anilide: Formation, Structure, and Solution Dynamics of an h⁴-Tetramethylfulvene Complex," Organometallics 1990, 9, 2862-2863.

198. Hostetler, M.J.; Bergman, R.G. "Synthesis and Reactivity of Cp₂Ta(CH₂)₂Ir(CO)₂: an Early-late Heterobimetallic Complex that Catalytically Hydrogenates, Isomerizes and Hydrosilates Alkenes," J. Am. Chem. Soc. 1990, 112, 8621-8623.

199. Bergman, R.G. "A Physical Organic Road to Organometallic C-H Oxidative Addition Reactions," J. Organomet. Chem. 1990, 400, 273-282.

200. Glueck, D.S.; Wu, J.; Hollander, F.J.; Bergman, R.G. "Monomeric Pentamethyl-cyclopentadienyliridium Imido Compounds: Synthesis, Structure and Reactivity," J. Am. Chem. Soc. 1991, 113, 2041-2054.

201. Trost, M.K.; Bergman, R.G. "The Cp*MoO₂Cl Catalyzed Epoxidation of Olefins by Alkyl Hydroperoxides," Organometallics 1991, 10, 1172-1178.

202. Hartwig, J.F.; Bergman, R.G.; Andersen, R.A. "The Structure, Synthesis and Chemistry of (PMe₃)₄Ru(h²-Benzyne). Reactions with Arenes, Alkenes, and Heteroatom-containing Organic Compounds. Synthesis and Structure of a Monomeric Hydroxide Complex," J. Am. Chem. Soc. 1991, 113, 3404-3418.

203. Glueck, D.S.; Winslow, L.N.; Bergman, R.G. "Iridium Alkoxide and Amide Hydride Complexes. Synthesis, Reactivity, and the Mechanism of O-H and N-H Reductive Elimination," Organometallics 1991, 10, 1462-1479.

204. Glueck, D.S.; Bergman, R.G. "Mechanism of Ligand Substitution in an Iridium Amide Complex," Organometallics 1991, 10, 1479-1486.

205. Hartwig, J.F.; Andersen, R.A.; Bergman, R.G. "Alkyl, Aryl, Hydrido, and Acetate Complexes of (DMPM)₂Ru [DMPM=bis-(dimethylphosphino)methane]: Reductive Elimination and Oxidative Addition of C-H bonds," Organometallics 1991, 10, 1710-1719.

206. Hartwig, J.F.; Andersen, R.A.; Bergman, R.G. "Synthesis and Chemistry of Ruthenium Hydrido Aryloxides and Arylamides. An Investigation of Structure, N-H and O-H Elimination Processes, Proton-Catalyzed Exchange Reactions, and Relative Ru-X Bond Strengths," Organometallics 1991, 10, 1875-1887.

207. Michelman, R.I.; Andersen, R.A.; Bergman, R.G. "Preparation of Monomeric (h⁶-arene) OsNR Complexes and their Exchange Reactions with Amines, Alcohols, and Thiols," J. Am. Chem. Soc. 1991, 113, 5100-5102.

208. Walsh, P.J.; Carney, M.J.; Bergman, R.G. "Generation, Dative Ligand Trapping and N-N Bond Cleavage Reactions of the First Monomeric h¹-Hydrazido Zirconocene Complex, (Cp₂Zr=NNPh₂). A Zirconium-Mediated Synthesis of Indoles," J. Am. Chem. Soc. 1991, 113, 6343-6345.

209. Hartwig, J.F.; Bergman, R.G.; Andersen, R.A. "Insertion Reactions of CO and CO₂ with Ruthenium Benzyl, Arylamido, and Aryloxide Complexes: A Comparison of the Reactivity of Ruthenium-Carbon, Ruthenium-Nitrogen, and Ruthenium-Oxygen Bonds," J. Am. Chem. Soc. 1991, 113, 6499-6508.

210. Hartwig, J.F.; Andersen, R.A.; Bergman, R.G. "Inter- and Intramolecular C-H Bond Forming Cleavage Reactivity of Two Different Types of Poly(trimethylphosphine) ruthenium Intermediates," J. Am. Chem. Soc. 1991, 113, 6492-6498.

211. Hartwig, J.F.; Andersen, R.A.; Bergman, R.G. "Structure and Reactions of Oxametallacyclobutanes and Oxametallacyclobutenes of Ruthenium," Organometallics 1991, 10, 3344-3362.

212. Hartwig, J.F.; Bergman, R.G.; Andersen, R.A. "Oxygen- and Carbon-bound Ruthenium Enolates: Migratory Insertion, Reductive Elimination, b-Hydrogen Elimination, and Cyclometallation Reactions," Organometallics 1991, 10, 3326-3344.

213. Wasserman, E.P.; Moore, C.B.; Bergman, R.G. "Gas-Phase Rates of Alkane C-H Oxidative Addition to a Transient CpRh(CO) Complex," Science 1992, 255, 315-318.

214. Hostetler, M.J.; Bergman, R.G. "Observation of b-Kinetic and -Equilibrium Isotope Effects in Organometallic Oxidative Addition Reactions," J. Am. Chem. Soc. 1992, 114, 787-788.

215. Carney, M.J.; Walsh, P.J.; Hollander, F.J.; Bergman, R.G. "Generation of the Highly Reactive Intermediates Cp*₂Zr=O and Cp*₂Zr=S: Trapping Reactions with Alkynes, Nitriles, and Dative Ligands," Organometallics 1992, 11, 761-777.

216. Walsh, P.J.; Baranger, A.M.; Bergman, R.G. "Stoichiometric and Catalytic Hydroamination of Alkynes and Allene by Zirconium Bisamides Cp₂Zr(NHR)₂," J. Am. Chem. Soc. 1992, 114, 1708-1719.

217. Bharucha, K.N.; Marsh, R.M.; Minto, R.E.; Bergman, R.G. "Double Cycloaromatization of (Z,Z)-Deca-3,7-diene-1,5,9-triyne: Evidence for the Intermediacy and Diradical Character of 2,6-Dehydronaphthalene," J. Am. Chem. Soc. 1992, 114, 3120-3121.

218. Simpson, R.D.; Bergman, R.G. "A Dramatic Difference in Reactivity of Rhenium Alkoxide and Aryloxide Complexes," Angew. Chem. 1992, 104, 209; Angew. Chem. Int. Ed. (Engl.) 1992, 31, 220-223.

219. Foo, T.; Bergman, R.G. "Synthesis and C-H Activation Reactions of h⁵-Indenyl(tri-methylphosphine)iridium Alkyl and Hydride Complexes," Organometallics 1992, 11, 1801-1810.

220. Foo, T.; Bergman, R.G. "Migratory Insertion Reactions of Indenyliridium Dialkyls and Alkyl and Aryl Hydrides," Organometallics 1992, 11, 1811-1819.

221. Walsh, P.J.; Hollander, F.J.; Bergman, R.G. "Insertion of Alkynes into Zirconium-Nitrogen Bonds Leading to 2,3-Diazametallacyclopentenes. Generation and Reactivity of Cp₂Zr(N₂Ph₂)," J. Organomet. Chem. 1992, 428, 13-47.

222. Hostetler, M.J.; Butts, M.D.; Bergman, R.G. "Synthesis and Comparative Chemistry of the Early-Late Transition Metal Heterobimetallacycles CpCp'Ta(CH₂)₂Ir(CO)(L) and their Main-Group Element-Late Transition Metal Analogues R₂P(CH₂)₂Ir(CO)(L)," Inorg. Chim. Acta 1992, 198-200, 377-392.

223. Dobbs, D.A.; Bergman, R.G. "A Rational Synthesis of Organometallic Bridging Sulfur Dimers and their Conversion into Homo- and Heterometallic Cubane Complexes. Evidence for a Mechanism Involving Dimerization of Doubly Unsaturated Dinuclear Intermediates," J. Am. Chem. Soc. 1992, 114, 6908-6908.

224. Bergman, R.G. "Activation of Carbon-Hydrogen Bonds in Alkanes and Other Organic Molecules Using Organotransition Metal Complexes," Homogeneous Transition Metal Catalyzed Reactions; Moser, W. R., Slocum, D. W. Eds.; Am. Chem. Soc.: Washington, D.C., 1992: pp 211-20.

225. Nicolaou, K.C.; Sorensen, E.; Discordia, R.; Hwang, C.-K.; Minto, R.E.; Bharucha, K.N.; Bergman, R.G. "10-Membered Ring Enediynes with Remarkable Chemical and Biological Profiles," Angew. Chem. 1992, 104, 1094; Angew. Chem. Int. Ed.(Engl). 1992, 31, 1044-1046.

226. Hostetler, M.J.; Bergman, R.G. "Secondary b-Deuterium Isotope Effects on the Rates and Equilibria of Organometallic Oxidative Addition/Reduction Elimination Reactions," J. Am. Chem. Soc. 1992 114, 7629-7636.

227. Simpson, R.D.; Bergman, R.G. "A Comparison of the Reactivity of (CO)₃L₂ReOR, (CO)₃ L₂ReOAr and (CO)₃L₂ReNHAr with CO₂ and Other Electrophiles," Organometallics 1992, 11, 4306-4315.

228. Simpson, R.D.; Bergman, R.G. "Electrophilic Cleavage of Rhenium-Oxygen Bonds by Brønsted and Lewis Acids," Organometallics 1992, 11, 3980-4000.

229. Hostetler, M.J.; Butts, M.D.; Bergman, R.G. "A Rate and Equilibrium Study of the Reversible Oxidative Addition of Silanes to the Iridium Center in Cp₂Ta(m-CH₂)₂Ir(CO)₂ and of Alkene Hydrosilation/Isomerization Catalyzed by this System," Organometallics 1993, 12, 65-75.

230. Proulx, G.; Bergman, R.G. "Reaction of a Tantalum Alkylidene Complex with Dinuclear Metal Carbonyls: Formation of C₃ Ligands," Science 1993, 259, 661-663.

231. Baranger, A. M.; Walsh, P. J.; Bergman, R. G. "Variable Regiochemistry in the Stoichiometric and Catalytic Hydroamination of Alkynes by Imidozirconium Complexes Caused by an Unusual Dependence of Rate Law on Alkyne Structure and Temperature," J. Am. Chem. Soc. 1993, 115, 2753-2763.

232. Dobbs, D. A.; Bergman, R. G. "Synthesis of Bridging Iridium Bis(imido) and Imido-Oxo Complexes. Imide and Oxygen Transfer Reactions and Hydrogenation of an Imido Ligand," J. Am. Chem. Soc. 1993, 115, 3836-3837.

233. Simpson, R.D.; Bergman, R.G. "Synthesis, Structure and Exchange Reactions of Rhenium Alkoxide and Aryloxide Complexes. Evidence for both Proton and Hydrogen-Atom Transfer in the Exchange Transition State," Organometallics 1993, 12, 781-796.

234. Hostetler, M.J.; Butts, M.D.; Bergman, R.G. "Scope and Mechanism of Alkene Hydrogenation/Isomerism Catalyzed by Complexes of the Type: R₂E(CH₂)₂M(CO)(L) [R = Cp, Me, Ph; E = P, Ta; M = Rh, Ir; L = CO, PPh₃]," J. Am. Chem. Soc. 1993, 115, 2743-2752.

235. Weiller, B.H.; Wasserman, E.P.; Moore, C.B.; Bergman, R.G. "Organometallic CO Substitution Kinetics in Liquid Xe by Fast Time-Resolved IR Spectroscopy," J. Am. Chem. Soc. 1993, 115, 4326-4330.

236. Burn, M.J.; Fickes, M.G.; Hartwig, J.F.; Hollander, F.J.; Bergman, R.G. "Synthesis of Monomeric Ruthenium Hydroxo Complexes (PMe₃)₄Ru(R)(OH) (R = H, Me) and the Isolation of a Unique Example of a Dimeric Ruthenium Hydroxide-Water Complex," J. Am. Chem. Soc. 1993, 115, 5875-5876.

237. Woerpel, K.A.; Bergman, R.G. "Synthesis and Reactivity of an Iridium Hydroxo Complex. Insertion of Ethylene Into a Metal-Oxygen Bond," J. Am. Chem. Soc. 1993, 115, 7888-7889.

238. Baranger, A. M.; Hollander, F. J.; Bergman, R. G. "Synthesis of an Early-Late Heterobimetallic Imido Complex: Cooperative Reactivity With N-H, O-H, and S-H Bonds and Formation of a Novel Aminophosphine Complex," J. Am. Chem. Soc. 1993, 115, 7890-7891.

239. Walsh, P.J.; Hollander, F.J.; Bergman, R.G. "Monomeric and Dimeric Zirconocene Imido Compounds: Synthesis, Structure and Reactivity," Organometallics 1993,12, 3705-3723.

240. Weydert, M.; Andersen, R. A.; Bergman, R. G. "Reactions of (MeC₅H₄)₃U(t-Bu): Intermolecular Fluorine Atom Abstraction from Fluorocarbons Including Saturated Perfluorocarbons," J. Am. Chem. Soc. 1993, 115, 8837-8838.

241. Michelman, R. I.; Bergman, R. G.; Andersen, R. A. "Synthesis, Exchange Reactions, and Metallacycle Formation in Osmium (II) Imido Systems: Formation and Cleavage of Os-N Bonds," Organometallics 1993, 12, 2741-2751.

242. Burger, P.; Bergman, R.G. "Facile Intermolecular Activation of C-H Bonds in Methane and other Hydrocarbons and Si-H Bonds in Silanes with the Ir(III) Complex Cp^*(PMe₃)Ir(CH₃)(OTf)," J. Am. Chem. Soc. 1993, 115, 10462-10463.

243. Proulx, G.; Bergman, R.G. "Reaction of Cp₂Ta(CH₂)CH₃ with Methyl and Phenylrhenium Pentacarbonyls: 'Wittig-like' Metathesis of Bound Carbon Monoxide to a C=CH₂ (Vinylidene) Group, and NMR Evidence for the Intervention of a Zwitterionic Intermediate," J. Am. Chem. Soc. 1993, 115, 9802-9803.

244. Butts, M.D.; Bergman, R.G. "Reactivity of an Early-Late Heterobimetallic Complex Towards Phosphines: Synthesis, Structure and Reactivity of a Cationic Ta-Pd Compound with a Free Cyclopentadienyl Counterion," Organometallics 1993, 12, 4269-4271.

245. Michelman, R.I.; Ball, G.E.; Bergman, R.G.; Andersen, R.A. "Heteroatom Exchange Reactions in Imido Osmium (II) Systems: Cleavage of Os–N Multiple Bonds and Formation of Os–X Bonds (X = O, S, C)," Organometallics 1994, 13, 869-881.

246. Meyer, K.E.; Walsh, P.J.; Bergman, R.G. "Zirconium-Mediated Imine Metathesis. Synthesis of 2,4-Diaza-1-zirconiacyclobutanes and the Mechanism of their Reaction with Imines and Alkyls," J. Am. Chem. Soc. 1994, 116, 2669-2670.

247. Baranger, A.M.; Bergman, R.G. "Cooperative Reactivity in the Interactions of X-H Bonds with a Zirconium-Iridium Bridging Imido Complex," J. Am. Chem. Soc. 1994, 116, 3822-3835.

248. Butts, M.D.; Bergman, R.G. "Mechanistic Investigations of Cp Loss in an Early-Late Heterobimetallic Complex. Isolation of a Cationic Ta-Pd Compound with a Free Cyclopentadienyl Counteranion," Organometallics 1994, 13, 1899-1910.

249. Burn, M.J.; Bergman, R.G. "A Study of the Silanolysis of Triphenylsilane and p-Methoxyphenol Catalyzed by (PMe₃)₄RuH₂ and the Stoichiometric Reactions of (PMe₃)₄Ru(H)(OC₆H₄-p-X) (X=Me, OMe) with Ph₃SiH," J. Organomet. Chem. 1994, 472, 43-54.

250. Ma, Y.; Bergman, R.G. "Synthesis and Reactions of Enantiopure(Neomenthylcyclo-pentadienyl)iridium(III) Halides with Silver Salts. A Dramatic Steric Effect on the Competition Between Inter- and Intramolecular C-H Activation," Organometallics 1994, 13, 2548-2550.

251. Schultz, R.H.; Bengali, A.A.; Tauber, M.J.; Weiller, B.H.; Wasserman, E.P.; Kyle, K.R.; Moore, C.B.; Bergman, R.G. "IR Flash Kinetic Spectroscopy of C-H Bond Activation of d_o- and d₁₂-Cyclohexane by Cp*Rh(CO)₂ in Liquid Rare Gases: Kinetics, Thermodynamics, and an Unusual Isotope Effect," J. Am. Chem. Soc. 1994, 116, 7369-7377.

252. Proulx, G.; Bergman, R.G. "Stereospecific Heteroatom and -group Transfer from Oxiranes, Thiiranes and Aziridines by a Simple Alkyl Tantalocene," J. Am. Chem. Soc. 1994, 116, 7953-7954.

253. Bengali, A.A.; Schultz, R.H.; Moore, C.B.; Bergman, R.G. "Activation of the C-H Bonds in Neopentane and Neopentane-d₁₂ by (h⁵-C₅(CH₃)₅)Rh(CO)₂: Spectroscopic and Temporal Resolution of Rhodium-Krypton and Rhodium-Alkane Complex Intermediates," J. Am. Chem. Soc. 1994, 116, 9585-9589.

254. Meyer, T. Y.; Woerpel, K. A.; Novak, B. M.; Bergman, R. G. "Silica as a Ligand: Reactivity of the Iridium-Oxygen Bond of Cp*Ir[Silica](Ph)(PMe₃)," J. Am. Chem. Soc. 1994, 116, 10290-10291.

255. Dobbs, D.A.; Bergman, R.G. "Late Transition-Metal Sulfido Complexes: Reactivity Studies and Mechanistic Analysis of Their Conversion into Metal-Sulfur Cubane Complexes," Inorganic Chemistry 1994, 33, 5329-5336.

256. Butts, M.D.; Bergman, R.G. "Synthesis, Structure, and Reactivity of the Remarkably Stable Early-Late Binuclear Metal Hydride Cp₂Ta(m-CH₂)₂Ir(Cp*)(H). A Warning Concerning Catalyst Identification in Homogenous Catalytic Reactions," Organometallics 1994, 13, 2668-2676.

257. Dobbs, D.A.; Bergman, R.G. "Synthesis and Reactivity of Bridging Imido and Imido-Oxo Complexes of Iridium. Water-catalyzed and -uncatalyzed Dimerization of Terminal Iridium Imido Complexes," Organometallics 1994, 13, 4594-4605.

258. Burn, M.J.; Fickes, M.G.; Hollander, F.J.; Bergman, R.G. "Reactions of (PMe₃)₄Ru(C₂H₄) and (DMPE)₂Ru(C₂H₄) with Weak Proton-Donating Electrophiles HX (X=OAr, SAr, NHPh, PHPh). Synthesis of Complexes with Metal-Heteroatom Single Bonds," Organometallics 1995, 14, 137-150.

259. Meyer, K. E.; Walsh, P. J.; Bergman, R. G. "A Mechanistic Study of the Cycloaddition-Cycloreversion Reactions of Zirconium Imido Complex Cp₂Zr(N-t-Bu)(THF) with Organic Imines and Organic Azides, " J. Am. Chem. Soc. 1995, 117, 974-985.

260. Bengali, A. A.; Arndtsen, B. A.; Burger, P. M.; Schultz, R. H.; Weiller, B. H.; Kyle, K. R.; Moore, C. B.; Bergman, R. G. "Activation of Carbon-Hydrogen Bonds in Alkanes and Other Organic Molecules by Ir(I), Rh(I), and Ir(III) Complexes," Pure and Applied Chemistry 1995, 67, 281-288.

261. Hanna, T. A.; Baranger, A. M.; Walsh, P. J.; Bergman, R. G. "Formation of a, b-Unsaturated Imines and Successful Trapping of Oxozirconocene in a [4+2] Azaoxametallacyclohexene Retrocycloaddition," J. Am. Chem. Soc. 1995, 117, 3292-3293.

262. McNeill, K.; Andersen, R. A.; Bergman, R. G. "Interconversion of a 3,3-Dimethylruthenacyclobutane and a Methyl (2-Methallyl)Ruthenium Complex: The First Direct Observation of Reversible b-Methyl Elimination/Migratory Insertion," J. Am. Chem. Soc. 1995, 117, 3625-3626.

263. Bengali, A. A.; Bergman, R. G.; Moore, C. B. "Evidence for the Intervention of 16-electron Species Rather than Solvate Complexes in the Ultraviolet Irradiation of CpCo(CO)₂ in Liquefied Noble Gas Solvents," J. Am. Chem. Soc. 1995, 117, 3879-3880.

264. Arndtsen, B. A.; Bergman, R. G.; Mobley, T. A.; Peterson, T. H. "Selective Intermolecular C-H Bond Activation by Synthetic Metal Complexes in Homogeneous Solution," Acc. Chem. Res. 1995, 28, 154-162.

265. Polse, J. L.; Andersen, R. A.; Bergman, R. G. "Cycloaddition and Cycloreversion Reactions of a Monomeric Ti(IV) Oxo Complex with Terminal and Internal Alkynes. A Reversible Oxametallacyclobutene/Hydroxo-Acetylide Interconversion," J. Am. Chem. Soc. 1995, 117, 5393-5394.

266. Lee, S. Y.; Bergman, R. G. "Mechanism and Regiochemistry of Azametallacyclobutene Formation from Imidozirconocene Complexes and Alkynes," Tetrahedron 1995, 51, 4255-4276.

267. Lee, S. Y.; Bergman, R. G. "Reactions of an Imidozirconocene Complex with Cyclopentadienylmetal Carbonyl Complexes: C-H Activation Versus Oxygen Atom Abstraction," J. Am Chem. Soc. 1995, 117, 5877-5878.

268. Proulx, G.; Bergman, R. G. "Synthesis and Structure of a Terminal Metal Azide Complex: An Isolated Intermediate in the Formation of Imidometal Complexes from Organic Azides," J. Am. Chem. Soc. 1995, 117, 6382-6383.

269. Mobley, T. A.; Schade, C.; Bergman, R. G. "Diastereomeric and Isotopic Scrambling in Hydridoalkyliridium Complexes. Evidence for the Presence of a Common 'Alkane Complex' Intermediate," J. Am. Chem. Soc. 1995, 117, 7822-7823.

270. Weydert, M.; Brennan, J. G.; Andersen, R. A.; Bergman, R. G. "Reactions of a Uranium(IV) Tertiary Alkyl Bond: Facile Ligand-Assisted Reduction and Insertion of Ethylene and Carbon Monoxide," Organometallics 1995, 14, 3942-3951.

271. Bergman, R.G. "Synthesis and Reactions of Monomeric Late Transition Metal Alkoxo, Aryloxo and Hydroxo Complexes," Polyhedron 1995, 14, 3227-3237.

272. Baranger, A. M.; Hanna, T. A.; Bergman, R. G. "Transfer of Oxygen and Sulfur from Organic Molecules to a Zr-Ir Bond. Evidence for an Unusually Rapid Atom-Abstraction Reaction," J. Am. Chem. Soc. 1995, 117, 10041-10046.

273. Proulx, G.; Hollander, F. J.; Bergman, R. G. "Reaction of Cp₂(CH₃)Ta=CH₂ with Ru₃(CO)₁₂: Deoxygenative Coupling of Carbon Monoxide and Methylene Units to Give a Heteronuclear Cluster-Bound 4-Cumulene Ligand," Can. J. Chem. 1995, 73, 1111-1115.

274. Christoffers, J.; Bergman, R. G. "Stereoselective Synthesis of Chiral Zirconocenes from Doubly Substituted, Donor Functionalized Cyclopentadienes via Helical Chelate Complexes, " Angew. Chem. 1995, 107, 2423; Angew. Chem. Int. Ed.(Engl.) 1995, 34, 2266-2267.

275. Hanna, T. A.; Baranger, A. M.; Bergman, R. G. "Reaction of Carbon Dioxide and Heterocumulenes with an Unsymmetrical Metal-metal Bond. Direct Addition of CO₂ Across a Zr-Ir Bond and Stoichiometric Reduction of CO₂ to Formate," J. Am. Chem. Soc. 1995, 117, 11363-11364.

276. Arndtsen, B. A.; Bergman, R. G. "C-H Bond Activation in Functionalized Organic Compounds with Cp*(PMe₃)IrMe(OTF). Generation, Structural Characterization and Metal-Based Rearrangement of th Acetone Activation Product Cp*(PMe₃)Ir(h³-CH₂C(OH)CH₂)+OTf-," J. Organomet. Chem. 1995, 504, 143-146.

277. Veltheer, J. E.; Burger, P.; Bergman, R. G. "Synthesis and Chemistry of the Aryliridium (III) Fluorides Cp'Ir(PMe₃)(Aryl)F: High Reactivity Due to Surprisingly Easy Ir-F Ionization," J. Am. Chem. Soc. 1995, 117, 12478-12488.

278. Arndtsen, B. A.; Bergman, R. G. "Unusually Mild and Selective Hydrocarbon C-H Bond Activation Using Positively Charged Iridium(III) Complexes," Science 1995, 270, 1970-1973.

279. Proulx, G.; Bergman, R. G. "Synthesis of Alkyltantalocene Oxide, Sulfide, and Imide Derivatives: Stereospecific Heteroatom and -group Transfers from Oxiranes, Thiiranes, and Aziridines to Methylantalocene," Organometallics 1996, 15, 133-141.

280. Proulx, G; Bergman, R. G. "Synthesis, Structures, and Kinetics and Mechanism of Decomposition of Terminal Metal Azide Complexes: Isolated Intermediates in the Formation of Imidometal Complexes from Organic Azides," Organometallics 1996, 15, 684-692.

281. Holland, P. L.; Andersen, R. A.; Bergman, R. G. "Synthesis, Characterization, Isomerization, and Reactivity of Dimeric Cyclopentadienylnickel Amido Complexes," J. Am. Chem. Soc. 1996, 118, 1092-1104.

282. Aubart, M. A.; Bergman, R. G. "Activation of Organic Disulfides by a Paramagnetic Heterobimetallic Tantalum/Cobalt Complex and a Comparison of their Reactions with Cobaltocene. Evidence for a Dependence of Mechanism on the Electronic Properties of the Disulfide," J. Am. Chem. Soc. 1996, 118, 1793-1794.

283. Proulx, G.; Bergman, R. G. "Reactions of Cp₂Ta(CH₂)(CH₃) with Group 7, 8 and 9 Substituted and Unsubstituted Metal Carbonyls. Evidence for Intermediates Involved in the Carbon-Carbon Bond Forming Steps of the Reduction and Deoxygenation of CO," J. Am. Chem. Soc. 1996, 118, 1981-1996.

284. Luecke, H. F.; Arndtsen, B. A.; Burger, P.; Bergman, R. G. "The Synthesis of Fischer Carbene Complexes of Iridium by C-H Bond Activation of Methyl and Cyclic Ethers: Evidence for Reversible a-Hydrogen Migration," J. Am. Chem. Soc. 1996, 118, 2517-2518.

285. Tagge, C. D.; Simpson, R. D.; Bergman, R. G.; Hostetler, M. J.; Girolami, G. S.; Nuzzo, R. G. "Synthesis of a Novel Volatile Platinum Complex for Use in CVD and a Study of the Mechanism of its Thermal Decomposition in Solution," J. Am. Chem. Soc. 1996, 118, 2634-2643.

286. Bromberg, S. E.; Lian, T.; Bergman, R. G.; Harris, C. B."Ultrafast Dynamics of Cp*M(CO)₂(M =Ir, Rh) in Solutions: The Origin of the Low Quantum Yields for C-H Bond Activation," J. Am. Chem. Soc. 1996, 118, 2069-2072.

287. Lian, T.; Bromberg, S. E., Yang, H.; Proulx, G.; Bergman, R. G.; Harris, C. B. "Femtosecond IR Studies of Alkane C-H Bond Activation by Organometallic Compounds: Direct Observation of Reactive Intermediates in Room Temperature Solution," J. Am. Chem. Soc. 1996, 118, 3769-3770.

288. Hanna, T. A.; Baranger, A. M.; Bergman, R. G. "Addition of Organic 1,3-Dipolar Compounds across an Early-Late Heterobinuclear (Zr-Ir) Bond. Mechanism of Nitrogen Loss from an Organoazido Complex to Form a Bridging Imido Complex," Angew. Chem. 1996, 108, 693-696; Angew. Chem. Int. Ed.(Engl.) 1996, 35, 653-655.

289. Christoffers, J.; Bergman, R. G. "Catalytic Dimerization Reactions of a-Olefins and a,w-Dienes with Cp₂ZrCl₂ / MAO: Formation of Dimers, Carbocycles and Oligomers," J. Am. Chem. Soc. 1996, 118, 4715-4716.

290. Lee, S. Y.; Bergman, R. G. "Generation of Oxozirconocene Complexes from the Reaction of Cp₂(THF)Zr=N-t-Bu with Organic and Metal Carbonyl Functionalities: Apparently Divergent Behavior of Transient [Cp₂Zr=O]," J. Am. Chem. Soc. 1996, 118, 6396-6406.

291. Tagge, C. D.; Bergman, R. G. "Synthesis, X-Ray Structure Determination, and Reactions of Pentamethylcyclopentadienyl(nitrosyl)ruthenium h²-Arene Complexes," J. Am. Chem. Soc. 1996, 118, 6908-6915.

292. Hanna, T. A.; Baranger, A. M.; Bergman, R. G. "Reactivity of Zirconocene Azametallacyclobutenes: Insertion of Aldehydes, Carbon Monoxide, and Formation of a,b-Unsaturated Imines. Formation and Trapping of [Cp₂Zr=O] in a [4+2] Retrocycloaddition," J. Org. Chem. 1996, 61, 4532-4541.

293. Bergman, R. G. "Reversing Chemical Inertia: Activating Carbon-Hydrogen Bonds With Metals," Proceedings of the 50th Anniversary of the Korean Chemical Society, 1996, 181-190.

294. Polse, J. L.; Andersen, R. A.; Bergman, R. G. "Synthesis, Structure and Reactivity Studies of an h²-N₂-Titanium Diazoalkane Complex. Generation and Trapping of a Carbene Intermediate," J. Am. Chem. Soc. 1996, 118,8737-8738.

295. Ritter, J.C.M.; Bergman, R. G. "The Mechanism of Addition of an Ir–OH bond to Ethylene. Catalytic Tandem Activation by two [h⁵-Cp*(Ph)IrPMe₃]⁺ Complex Fragments," J. Am. Chem. Soc. 1997, 119, 2580-2582.

296. Kaplan, A. W.; Bergman, R. G. "Nitrous Oxide-Mediated Oxygen Atom Insertion into a Ruthenium-Hydride Bond. Synthesis and Reactivity of the Monomeric Hydroxoruthenium Complex (DMPE)₂Ru(H)(OH)," Organometallics 1997, 16, 1106-1108.

297. Sweeney, Z. K.; Polse, J. L.; Andersen, R. A.; Bergman, R. G.; Kubinec, M. G. "Synthesis, Structure, and Reactivity of Monomeric Titanocene Sulfido and Disulfide Complexes. Reaction of H₂ with a Terminal M=S Bond," J. Am. Chem. Soc. 1997, 119, 4543-4544.

298. Alaimo, P.J.; Arndtsen, B.A.; Bergman, R.G. "Synthesis of Tertiary and Other Sterically Demanding Alkyl- and Aryl Complexes of Iridium by Aldehyde C-H Bond Activation," J. Am. Chem. Soc. 1997, 119, 5269-5270.

299. Bromberg, S. E.; Yang, H.; Asplund, M. C.; Lian, T.; McNamara, B. K.; Kotz, K. T.; Yeston, J. S.; Wilkens, M.; Frei, H.; Bergman, R. G.; Harris, C. B. "The Mechanism of a C–H bond Activation Reaction in Room Temperature Alkane Solution," Science 1997, 278, 260-263

300. McNeill, K. P.; Andersen, R. A.; Bergman, R. G. "C–C and C–H Bond Activation at Ruthenium(II): The Stepwise Degradation of a Neopentyl Ligand to a Trimethylenemethane Ligand," J. Am. Chem. Soc. 1997, 119, 11244-11254.

301. Lavoie, G. G.; Bergman, R. G. "Synthesis, Structural Characterization and Reactivity of Novel Zirconium(IV) Complexes Containing the Tropidinyl Ligand," Angew. Chem. 1997, 109, 2555-2558; Angew. Chem. Int. Ed.(Engl.) 1997, 22, 2450-2452.

302. Luecke, H. F.; Bergman, R. G. "Synthesis and C–H Activation Reactions of Cyclometallated Complexes of Ir(III): Cp*(PMe₃)Ir(CH₃)⁺ Does Not Undergo Intermolecular C-H Activation in Solution via a Cyclometallated Intermediate," J. Am. Chem. Soc. 1997, 119, 11538-11539.

303. Holland, P. L.; Andersen, R. A.; Bergman, R. G.; Huang, J.; Nolan, S. P. "Monomeric Cyclopentadienylnickel Methoxo and Amido Complexes: Synthesis, Characterization, Reactivity, and Use for Exploring the Relationship Between M–X and H–X bond Energies," J. Am. Chem. Soc. 1997, 119, 12800-12814.

304. Holland, P.L.; Smith, M. E.; Andersen, R. A.; Bergman, R. G. "X-ray Crystal Structures of Cp*Ni(PEt₃)X [X = Br, O(p-C₆H₄Me), NH(p-C₆H₄Me), S(p-C₆H₄Me), OCH₃, CH₂C₆H₅, Me, H, PEt₃⁺]. Understanding Distortions and Trans Influences in Cyclopentadienyl Complexes," J. Am. Chem. Soc. 1997, 119, 12815-12823.

305. Golden, J. T.; Peterson, T. H.; Holland, P. L.; Bergman, R. G.; Andersen, R. A. "Adduct Formation and Single and Double Deprotonation of Cp*(PMe₃)Ir(H)₂ with Main Group Metal Alkyls and Aryls: Synthesis and Structure of Three Novel Ir-Al and Ir-Mg Heterobimetallics," J. Am. Chem. Soc. 1998, 120, 223-224.

306. Holland, P. L.; Andersen, R. A.; Bergman, R. G. " Cyclopentadienyl and Imide Ligand Transfer From Zirconium to Iridium: Can Early-Metal Imido Compounds Be Used as Imide Transfer Reagents?" Organometallics 1998, 17, 433-437.

307. Mobley, T. A.; Bergman, R. G. "The Use of a Planar Chiral Ligand to effect C-H Activation with Asymmetric Induction at an Iridium Center. Dramatically Different C-H Activation Stereoselectivities for Benzene and Cyclohexane," J. Am. Chem. Soc. 1998, 120, 3253-3254.

308. Christoffers, J.; Bergman, R. G. "Zirconocene-Alumoxane (1:1) - A Catalyst for the Selective Dimerization of a-Olefins," Inorganica Chimica Acta, 1998, 270, 20-27.

309. Howard, W. A.; Bergman, R.G. "The Synthesis of Olefin, Carbonyl, and Thiolate Complexes of Platinum (IV) in the [(h⁵-C₅Me₅)Pt(IV)] System," Polyhedron.1998, 17, 803-810.

310. Polse, J. L.; Kaplan, A. W.; Andersen, R. A.; Bergman, R. G. "Synthesis of an h²-N₂-Titanium Diazoalkane Complex with Both Imido- and Metal Carbene-like Reactivity Patterns," J. Am. Chem. Soc. 1998, 120, 6316-6328.

311. Ritter, J. C. M.; Bergman, R. G. "A Useful Method for Preparing Iridium Alkoxides and a Study of Their Catalytic Decomposition by Iridium Cations: A new Mode of b-Hydride Elimination for Coordinatively Saturated Metal Alkoxides," J. Am. Chem. Soc. 1998, 120, 6826-6827.

312. Kaplan. A. W.; Ritter, J. C. M.; Bergman, R. G. "Synthesis and Structural Characterization of Late Transition Metal Parent Amido (L_nM-NH₂) Complexes: An Acid/Conjugate Base Metathesis Approach," J. Am. Chem. Soc. 1998, 120, 6828-6829.

313. Mobley, T. A.; Schade, C.; Bergman, R. G. "Stereochemical Investigations of the Mechanism of C-H Bond Activation. Diastereomeric and Isotopic Scrambling in (Hydrido)alkyliridium Complexes," Organometallics 1998, 17, 3574-3587.

314. Asbury, J. B.; Ghosh, H. N.; Yeston, J. S.; Bergman, R. G.; Lian, T. "Sub-picosecond IR Study of the Reactive Intermediate in an Alkane C-H Bond Activation Reaction by CpRh(CO)₂,"Organometallics 1998, 17, 3417-3419.

315. Sweeney, Z. K.; Polse, J. L.; Andersen, R. A.; Bergman, R. G. "Cycloaddition and Nucleophilic Substitution Reactions of a Monomeric Titanocene Sulfido Complex", J. Am. Chem. Soc. 1998, 120, 7825-7834.

316. Aubart, M. A.; Bergman, R. G. "Reaction of Organic Disulfides with Cobalt-Centered Metal Radicals. Use of the E- and C-Based Dual Parameter Substituent Model and Quantitative Solvent Effect Analyses to Compare Outer Sphere and Inner Sphere Electron Transfer," J. Am. Chem. Soc. 1998, 120, 8755-8766.

317. Luecke, H. F.; Bergman, R. G. "Synthesis, Structural Characterization and Chemistry of a Monomeric Iridium Carbyne Complex," J. Am. Chem. Soc. 1998, 120, 11008-11009.

318. Kaplan, A. W.; Polse, J. L.; Andersen, R. A.; Bergman, R. G. "Synthesis, Structure, and Reactivity of h²-N₂-Titanium Aryldiazoalkane Complexes: Cleavage of the N-N Bond," J. Am. Chem. Soc. 1998, 120, 11649-11662.

319. Krska, S. W.; Zuckerman, R. L.; Bergman, R. G. "The Use of Steric Hindrance and a Metallacyclobutene Resting State to Develop Robust and Kinetically Characterizable Zirconium-based Imine Metathesis Catalysts," J. Am. Chem. Soc.1998, 120, 11828-11829.

320. Kaplan, A. W.; Bergman, R. G. "Nitrous Oxide-Mediated Synthesis of Monomeric Hydroxoruthenium Complexes. Reactivity of (DMPE)₂Ru(H)(OH) and the Synthesis of a Silica-Bound Ruthenium Complex," Organometallics 1998, 17, 5072-5085.

321. Polse, J. L.; Andersen, R. A.; Bergman, R. G. "Reactivity of a Terminal (Ti(IV) Imido Complex Towards Alkenes and Alkynes: Cycloaddition vs. C-H Activation," J. Am. Chem. Soc. 1998, 120, 13405-13414.

322. Aubart M. A.; Bergman, R.G. "Tantalum-Mediated Cleavage of an N=N Bond in an Organic Diazene (Azoarene) to Produce an Imidometal (M=NR) Complex: An h ² -Diazene Complex is not an Intermediate", Organometallics 1999, 18, 811-813.

323. Peterson, T.H.; Golden, J. T.; Bergman, R. G. "Deprotonation of the Transition Metal Hydride (h⁵-C₅Me₅)(PMe₃)IrH₂. Synthesis and Chemistry of the Strongly Basic Lithium Iridate (h⁵-C₅Me₅)(PMe₃)Ir(H)(Li),"Organometallics 1999, 18, 2005-2020.

324. Holland, P. L.; Andersen, R. A.; Bergman, R. G. "Application of the E-C Approach to Understanding the Bond Energies of Late-Metal Amido, Aryloxo Complexes: an Alternative to pp/dp Repulsion," Comments Inorg. Chem. 1999, 21, 115-129.

325. Alaimo, P. J.; Bergman, R. G. "Modeling the Proposed Intermediate in Alkane Carbon-Hydrogen Bond Activation by Cp*(PMe₃)Ir(Me)OTf: Synthesis and Stability of Novel Organometallic Iridium(V) Complexes," Organometallics 1999, 18, 2707-2717.

326. McNamara, B. K.; Yeston, J. S.; Bergman, R. G.; Moore, C. B. "The Effect of Alkane Size on Rates of Photoinduced C-H Bond Activation by Cp*Rh(CO)₂ in Liquid Rare Gas Media: An Infrared Flash Kinetics Study," J. Am. Chem. Soc. 1999, 121, 6437-6443.

327. McNeill, K. P.; Bergman, R. G. "Rapid Reduction of Nitric Oxide to Dinitrogen by Zirconium (II): Kinetic Studies on a Reaction Controlled by Gas-Liquid Transport," J. Am. Chem. Soc. 1999, 121, 8260-8269.

328. Mullins, S. M.; Bergman, R. G.; Arnold, J. "Double Group Transfer Reactions of a Rare Unsaturated Tantalum MethylideneComplex with Pyridine N-oxides," Organometallics 1999, 18, 4465-4467.

329. Tellers, D. M.; Ritter, J. M. C.; Bergman, R. G. "Synthesis of Iridium(III) Carboxamides via the Bimetallic Reaction Between Cp*(PMe₃)IrPh(OH) and [Cp*(PMe₃)Ir(Ph)NCR]⁺," Inorg. Chem. 1999, 38, 4810-4818.

330. Zuckerman, R. L.; Krska, S. W.; Bergman, R. G. "Reversible C-H Activation of an N-Methyl Group in a bis-Zr(IV) Diazametallacycle: Generation of an End-on, Side-on Coordinated Bridging Alkylideneamido Ligand," J. Organomet. Chem. 1999, 591, 2-7.

331. Sweeney, Z. K.; Polse, J. L.; Bergman, R. G.; Andersen, R. A. "Dihydrogen Activation by Titanium Sulfide Complexes," Organometallics, 1999, 18, 5502-5510.

332. Zuckerman, R. L.; Krska, S. W.; Bergman, R. G. "Zirconium-mediated Metathesis of Imines: A Study of the Scope, Longevity, and Mechanism of a Complicated Catalytic System," J. Am. Chem. Soc. 2000, 122, 751-761.

333. Tellers, D. M.; Bergman, R. G. "C-H Bond Activation by a Rare Cationic Iridium Dinitrogen Complex. An Important Electronic Effect in the Chemistry of the Hydridotris(pyrazolyl)borate Ligand," J. Am. Chem. Soc. 2000, 122, 954-955.

334. Klei, S. R.; Tilley, T.D.; Bergman, R. G. "The Mechanism of Silicon-Hydrogen and Carbon-Hydrogen Bond Activation by Iridium(III): Production of a Silylene Complex, and the First Observation of Reversible Ir(III) to Ir(V) C-H Bond Oxidative Addition," J. Am. Chem. Soc. 2000, 122, 1816-1817.

335. Fulton, J. R.; Hanna, T. A.; Bergman, R. G. "Insertion of Nitriles into a Zirconium-Iridium Heterobimetallic Complex: A Mechanistic Study," Organometallics 2000, 19, 602-614.

336. Skoog, S. J.; Mateo, C.; Lavoie, G. G.; Hollander, F. J.; Bergman, R. G. "Synthesis of Novel Group IV Complexes Bearing the Tropidinyl Ligand: Investigations of Dynamic Behavior, Reactivity, and Catalytic Olefin Polymerization," Organometallics 2000, 19, 1406-1421.

337. Paisner, S. N.; Burger, P.; Bergman, R. G. "Mechanistic Investigation of the Reaction of Iridium Dihydride Complexes with Organic Acid Chlorides," Organometallics 2000, 19, 2073-2083.

338. Alaimo, P. J.; Arndtsen, B. A.; Bergman, R. G. "Activation/Decarbonylation of Aldehydes. Access to Complexes with Tertiary and Highly Hindered Metal-Carbon Bonds," Organometallics 2000, 19, 2130-2143.

339. Sweeney, Z. K.; Salsman, J. L.; Andersen, R. A.; Bergman, R. G. "Synthesis of Chiral, Enantiopure Zirconocene Imido Complexes: Highly Selective Kinetic Resolution and Stereoinversion of Allenes, and Evidence for a Non-Concerted [2+2] Cycloaddition/Retrocyclization Reaction Mechanism," Angew. Chem. Int. Ed. Engl. 2000, 39, 2339-2343.

340. Tellers, D. M.; Skoog, S. J.; Bergman, R. G., Gunnoe, T. B.; Harman, W. D. "Comparison of the Relative Electron-Donating Abilities of Hydridotris(pyrazolyl)borate and Cyclopentadienyl Ligands: Different Interactions with Different Transition Metals," Organometallics 2000, 19, 2428-2432.

341. Fulton, J. R.; Bouwkamp, M. W.; Bergman, R. G. "Reactivity of a Parent Amidoruthenium Complex: A Transition Metal Amide of Exceptionally High Basicity," J. Am. Chem. Soc. 2000, 122, 8799-8800.

342. Mullins S. M.; Hagadorn, J. R.; Bergman, R. G.; Arnold, J. "Synthesis of tantalum fluoride complexes supported by bis(trimethylsilyl)benzamidinate ligands. X-ray structures of [PhC(NSiMe₃)₂]₂TaF₃ and [PhC(NSiMe₃)₂]₂TaFPh₂," J. Organomet. Chem. 2000, 607, 227-232.

343. Zuckerman, R. L.; Bergman, R. G. "Structural Factors that Influence the Course of Overall [2 + 2] Cycloaddition Reactions Between Imidozirconocene Complexes and Heterocumulenes," Organometallics 2000, 19, 4795-4809.

344. Asbury, J. B.; Hang, K.; Yeston, J. S.; Cordaro, J. G.; Bergman, R. G.; Lian, T. "Direct Observation of a Picosecond Alkane C-H Bond Activation Reaction by CpIr(CO)," J. Am. Chem. Soc. 2000, 122, 12870-12871.

345. Alaimo, P.J.; Peters, D. W.; Arnold, J.; Bergman, R. G. "Suggested Modifications to a Distillation-Free Solvent Purification System," J. Chem. Edu. 2001, 78, 64.

346. Szewczyk, J. W.; Zuckerman, R. L.; Bergman, R. G.; Ellman, J. A. "A Mass Spectrometric Labeling Strategy for High-Throughput Reaction Evaluation and Optimization: Exploring C-H Activation," Angew. Chem. Int. Ed. Engl. 2001, 40, 216-219.

347. Peterson, T. H.; Golden, J. T.; Bergman, R. G. "Evidence for the Intervention of Different C-H Activating Intermediates in the Irradiation of (h⁵-C₅Me₅)(PMe₃)IrH₂ and the Reaction of (h⁵-C₅Me₅)(PMe₃)Ir(H)(Cl) with Strong Base. Detection and Spectroscopic Characterization of (h⁵-C₅Me₅)(PMe₃)Ir(Li)(Cl), an Intermediate in the Dehydrohalogenation Reaction," J. Am. Chem. Soc. 2001, 123, 455-462.

348. Paisner, S. N.; Bergman, R. G. "High Performance Liquid Chromotography for Facile Analytical Separation of the Enantiomers of Chiral Organometallic Complexes," J. Organomet. Chem. 2001, 621, 242-245.

349. Zuckerman, R. L.; Bergman, R. G. "A Mechanistic Investigation of Cycloreversion/Cycloaddition Reactions Between Zirconocene Metallacycle Complexes and Unsaturated Organic Substrates," Organometallics, 2001, 20, 1792-1807.

350. Duncan, A. P.; Mullins, S. M.; Arnold, J.; Bergman, R. G. "Synthesis, Structural Investigation, and Reactivity of Neutral and Cationic Bis(guanidinato)zirconium(IV) Complexes" Organometallics, 2001, 20, 1808-1819.

351. Golden, J. T.; Andersen, R. A.; Bergman, R. G. "Exceptionally Low-Temperature Carbon-Hydrogen/Carbon-Deuterium Exchange Reactions of Organic and Organometallic Compounds, Including Aliphatic and Aromatic Hydrocarbons, Catalyzed by the Cp*(PMe₃)IrH(L)⁺ Cation" J. Am. Chem. Soc., 2001, 123, 5837-5838.

352. Holland, A. H.; Glueck, D. S.; Bergman, R. G. "Photochemical Reactivity of Group 9 Metal Pinacolate Complexes" Organometallics, 2001, 20, 2250-2261.

353. Yeston, J. S.; McNamara, B. K.; Bergman, R. G.; Moore, C. B. "Flash Infrared Kinetics of the Photochemistry of Tp*Rh(CO)₂ and Bp*Rh(CO)₂ in Liquid Xenon Solution," Organometallics, 2000, 19, 3442-3446.

354. Yeston, J. S.; Bergman, R. G. "Intramolecular B-H Bond Activation from a Dihydridobis(dimethylpyrazolyl)borate Ligand: Formation of a Rh(III) Carbene Hydride and a Rare Example of Reverse a-Hydride Migration," Organometallics, 2000, 19, 2947-2949.

355. Gerisch, M.; Krumper, J. R.; Tilley, D. T.; Bergman, R. G. "Novel Bis(oxazoline) Pincer Ligands: Formation of Mononuclear Rhodium(II) Complexes" J. Am. Chem. Soc. 2001, 123, 5818-5819.

356. Klei, S. R.; Tilley, D. T.; Bergman, R. G. "An Observable Silene/Silylene Rearrangement in a Cationic Iridium Complex" Organometallics 2001, 20, 3220-3222.

357. Tan, K. L.; Bergman, R. G.; Ellman, J. A. "Annulation of Alkenyl-Substituted Heterocycles Via Rhodium-Catalyzed Intramolecular C-H Activated Coupling Reactions" J. Am. Chem. Soc. 2001, 123, 2685-2686.

358. Johnson, J. S.; Bergman, R. G. "Imidotitanium Complexes as Hydroamination Catalysts: Substantially Enhanced Reactivity from an Unexpected Cyclopentadienide/Amide Ligand Exchange," J. Am. Chem. Soc.,