Studies on stereocontrolled epoxidations of bis-alicyclic alcohols in steroidal skeletons: preparation of eight diastereomerically pure epoxides fromcholest-4-en-3 beta,6 beta-; -3 beta,6 alpha-; -3 alpha,6 beta- and -3 alpha,6 alpha-diols
Kj. Zhao et al., Studies on stereocontrolled epoxidations of bis-alicyclic alcohols in steroidal skeletons: preparation of eight diastereomerically pure epoxides fromcholest-4-en-3 beta,6 beta-; -3 beta,6 alpha-; -3 alpha,6 beta- and -3 alpha,6 alpha-diols, TETRAHEDR-A, 12(8), 2001, pp. 1211-1217
Eight diastereomerically pure epoxides have been prepared from cholest-4-en
-3 beta .6 beta: -3 beta .6 alpha-: -3 alpha .6 beta- and -3 alpha .6 alpha
-diols via a combination of steric, protecting group and oxidant effects o
n stereocontrolled epoxidations of a bis-alicyclic alcohol system within th
e steroidal skeleton. (C) 2001 Elsevier Science Ltd. All rights reserved.