3:1 deoxycholic acid-m-chloroacetophenone complex 以
solid 为溶剂,
反应 720.0h,
以15%的产率得到(R)-4-{(3R,5S,8R,9S,10R,12S,13R,14S,17R)-5-[(S)-1-(3-Chloro-phenyl)-1-hydroxy-ethyl]-3,12-dihydroxy-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-17-yl}-pentanoic acid