Bromine, N-bromosuccinimide and sulphur induced isomerizations in the hopane series
作者:Philippe Bisseret、Michel Rohmer
DOI:10.1016/s0040-4039(00)88511-1
日期:1990.1
When reacted with bromine, N-bromosuccinimide or molten sulphur, triterpenoids of the 17β(H),21β(H)-hopane series were converted into their 17α(H),21β(H) and 17β(H),21α(H) isomers of geochemical significance.