(3R,4R,5R)-5-(tert-Butyl-diphenyl-silanyloxy)-3,4-dimethoxy-hexanethioic acid O-[(3S,5S,8R,9S,10S,13R,14S,17R)-17-((R)-1,5-dimethyl-hexyl)-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-3-yl] ester 在
四丁基氟化铵 、
三乙基硼氢化锂 作用下,
以
四氢呋喃 为溶剂,
反应 0.75h,
生成 (2R,3S,4R)-6-[(3S,5S,8R,9S,10S,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-3-yloxy]-3,4-dimethoxy-6-methylsulfanyl-hexan-2-ol