24ξ,25-dimethylcholest-5-ene-2β,3α-diol di(ammonium sulfate) 在
盐酸 作用下,
以
水 为溶剂,
反应 1.5h,
生成 (2S,3S,8S,9S,10R,13R,14S,17R)-10,13-Dimethyl-17-((R)-1,4,5,5-tetramethyl-hexyl)-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-2,3-diol