EFFICIENT EPOXIDATION OF CHOLESTEROL AND CHOLESTERYL ACETATE BY DIOXYGEN IN THE PRESENCE OF ISOBUTYRALDEHYDE - METALLOPORPHYRIN-ENHANCED BETA-DIASTEREOFACIAL SELECTIVITY OF EPOXIDATION
R. Ramasseul et al., EFFICIENT EPOXIDATION OF CHOLESTEROL AND CHOLESTERYL ACETATE BY DIOXYGEN IN THE PRESENCE OF ISOBUTYRALDEHYDE - METALLOPORPHYRIN-ENHANCED BETA-DIASTEREOFACIAL SELECTIVITY OF EPOXIDATION, Journal of chemical research. Synopses, (3), 1992, pp. 104-105
Cholesterol and cholesteryl acetate are efficiently epoxidized by air
and isobutyraldehyde; the beta-stereoselectivity of cholesteryl acetat
e epoxidation is enhanced to more than 80% in the presence of (5,10,15
,20-tetraphenylporphyrinato)nickel(II).