Affiliation:
1. The School of Chemistry, Physics and Environmental Science, The University of Sussex, Brighton, Sussex, BN1 9QJ UK
Abstract
The transannular directing effect of a 2α,3α-, 2β,3β- and 5α,6α-epoxide on the epoxidation of a 5-ene and a 2-ene, respectively, is shown to increase the proportion of epoxidation of the anti face of the alkene when compared to the unsubstituted 2- and 5-androstenes.