(R)-4-((3S,5S,8R,9S,10S,13R,14S,17R)-3-Hydroxy-3,10,13-trimethyl-hexadecahydro-cyclopenta[a]phenanthren-17-yl)-pentanal 在
ammonium hydroxide 作用下,
以
四氢呋喃 、
吡啶 、
乙醇 为溶剂,
反应 32.0h,
生成 [(1S,4R)-4-[(3S,5S,8R,9S,10S,13R,14S,17R)-3-benzoyloxy-3,10,13-trimethyl-1,2,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-17-yl]-1-cyclopropylpentyl] benzoate