Sulfinyl Moiety as an Internal Nucleophile. 1. Efficient Stereoselective Synthesis of Fragment A of Cryptophycin 3
作者:Sadagopan Raghavan、K. A. Tony
DOI:10.1021/jo026802p
日期:2003.6.1
A novel, efficient, and stereoselectivesynthesis of fragment A of cryptophycin 3 is disclosed. The key step involves the regio- and stereoselective transformation of an unsaturated ester to a bromohydrin via anchimeric assistance by the sulfinyl group.