24(ξ)-methyl-25(ξ)-cholest-5-ene-3β,26-diol 在
chromium(VI) oxide 作用下,
以
吡啶 为溶剂,
反应 15.0h,
生成 (R)-6-((3S,8S,9S,10R,13R,14S,17R)-3-Hydroxy-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-2,3-dimethyl-heptanoic acid