Publications
Sarpong Group (Berkeley)

  1. Simmons, E. M.; Hardin A. R.; Guo, X.; Sarpong, R. "Rapid Construction of the Cortistatin Pentacyclic Core" Angew. Chem. Int. Ed. 2008, 47, 6650 – 6653.


  2. Marcus, A. P.; Lee, A. S.; Davis, R. L.; Tantillo, D. J.; Sarpong, R. "Pronounced Steric Effects of Substituents in the Nazarov Cyclization of Aryl Dienyl Ketones" Angew. Chem. Int. Ed. 2008, 47, 6379 – 6383.


  3. Ly, T.; Liu, Z.; Pujanauski, B. G.; Sarpong, R.; Julian, R. R. "Surveying Ubiquitin Structure by Noncovalent Attachment of Distance Constrained Bis(crown) Ethers" Anal. Chem. 2008, 80, 5059-5064.

  4. Bisai, A.; West, S. P.; Sarpong, R. "Unified Strategy for the Synthesis of the 'Miscellaneous' Lycopodium Alkaloids: Total Synthesis of (±)-Lyconadin A" J. Am. Chem. Soc. 2008, 130, 7222-7223.

  5. Bunnelle, E. M.; Smith, C. R.; Lee, S. K.; Singaram, W. S.; Rhodes, A. J.; Sarpong, R. "Pt-catalyzed cyclization/migration of propargylic alcohols for the synthesis of 3(2H)-furanones, pyrrolones, indolizines, and indolizinones" Tetrahedron 2008, 64 (29), 7008-7014.

  6. Hardin, A. R.; Sarpong, R. "Electronic Effects in the Pt-Catalyzed Cycloisomerization of Propargylic Esters: Synthesis of 2,3-Disubstituted Indolizines as a Mechanistic Probe" Org. Lett. 2007, 9 (22), 4547-4550.

  7. Simmons, E. M.; Yen, J. R.; Sarpong, R. "Reconciling Icetexane Biosynthetic Connections with Their Chemical Synthesis: Total Synthesis of (±)-5,6-Dihydro-6r-hydroxysalviasperanol, (±)-Brussonol, and (±)-Abrotanone" Org. Lett. 2007, 9 (14), 2705-2708.

  8. Motamed, M.; Bunnelle, E. M.; Singaram, S. W.; Sarpong, R. "Pt(II)-Catalyzed Synthesis of 1,2-Dihydropyridines from Aziridinyl Propargylic Esters" Org. Lett. 2007, 9 (11), 2167-2170.

  9. Smith, C. R.; Bunnelle, E. M.; Rhodes, A. J.; Sarpong, R. "Pt-Catalyzed Cyclization/1,2-Migration for the Synthesis of Indolizines, Pyrrolones, and Indolizinones " Org. Lett. 2007, 9 (6), 1169 - 1171.

  10. Yao, T.; Hong, A.; Sarpong, R. "Synthesis of Multifunctionalized Furans from Diazoallenes: Rearrangement of 6-Methylenebicyclo[3.1.0]hexanes " Synthesis 2006, 21, 3605–3610.

  11. Simmons, E. M.; Sarpong, R. "Ga(III)-Catalyzed Cycloisomerization Strategy for the Synthesis of Icetexane Diterpenoids: Total Synthesis of (±)-Salviasperanol" Org. Lett. 2006, 8, 2883 - 2886.

  12. Pujanauski, B. G.; Prasad, B. A. B.; Sarpong, R. "Pt-Catalyzed Tandem Epoxide Fragmentation/Pentannulation of Propargylic Esters" J. Am. Chem. Soc. 2006, 128(21), 6786 - 6787.

  13. Ro, D.; Paradise, E. M.; Ouellet, M.; Fisher, K. J.; Newman, K. L.; Ndungu, J. M.; Ho, K. A.; Eachus, R. A.; Ham, T. S.; Kirby, J.; Chang, M. C. Y.; Withers, S. T.; Shiba, Y.; Sarpong, R.; Keasling, J. D. "Production of the Antimalarial Drug Precursor Artemisinic Acid in Engineered Yeast" Nature 2006, 440, 940-943.

  14. Ndungu, J. M.; Larson, K. K.; Sarpong, R. "Development of an Anomalous Heck Reaction: Skeletal Rearrangement of Divinyl and Enyne Carbinols" Org. Lett. 2005, 7 (26), 5845-5848.

  15. Prasad, B. A. B.; Yoshimoto, F. K.; Sarpong, R. "Pt-Catalyzed Pentannulations from In Situ Generated Metallo-Carbenoids Utilizing Propargyl Esters" J. Am. Chem. Soc. 2005, 127(36), 12468 - 12469.

Postdoctoral

  1. Su, J.T.; Sarpong, R.; Stoltz, B.M.; Goddard III, W.A. "Substituent Effects and Nearly Degenerate Transition States: Rational Design of Substrates for the Tandem Wolff/Cope Reaction" J. Am. Chem. Soc. 2004, 126(1), 24-25.

  2. Sarpong, R.; Su, J. T.; Stoltz, B. M. "The Development of a Facile Tandem Wolff/Cope Rearrangement for the Synthesis of Fused Carbocyclic Skeletons" J. Am. Chem. Soc. 2003, 125(45), 13624 - 13625.

  3. Garg, N. K.; Sarpong, R.; Stoltz, B. M. "The first total synthesis of dragmacidin D" J. Am. Chem. Soc. 2002, 124(44), 13179 - 13184.

Doctoral

  1. Semmelhack, M.F.; Sarpong,R. "Kinetic Analysis of a Reactive Model Enediyne" J. Phys. Org. Chem. 2004, 17(9),807-813.

  2. Semmelhack, M. F.; Jaskowski, M. E.; Sarpong, R.; Ho, D. M. "A simple synthesis and evaluation of the bicyclo[8.3.0] enediyne framework" Tetrahedron Lett. 2002, 43(28), 4947 - 4950.

  3. Semmelhack, M. F.; Sarpong, R.; Bergman, J.; Ho, D. M. "Evaluation of alkene isomerization as a trigger for enediyne activation" Tetrahedron Lett. 2002, 43(4), 541 - 544.