3-((2S,4bR,6aR,10bS,12aS)-2-Ethyl-2,4b,6a,9,9,10b,12a-heptamethyl-octadecahydro-chrysen-1-yl)-propionic acid methyl ester 以
甲醇 为溶剂,
反应 24.0h,
以85%的产率得到(2S,4bR,6aR,10aR,10bS,12aR)-2-Ethyl-2,4b,6a,9,9,10b,12a-heptamethyl-1-methylene-octadecahydro-chrysene