(1'R,4'S,5R,6R,13S)-13-Hydroxy-6,10-dimethyl-5-<1,4,5-trimethyl-(2E)-2-hexenyl>tetracyclo<13.2.2.02.6>nonadeca-1(17),9,15,18-tetraen-17-carbonsaeure-methylester 在
氢氧化钾 作用下,
以
甲醇 、
水 为溶剂,
反应 24.0h,
以930 mg的产率得到(1'R,4'S,5R,6R,13S)-13-Hydroxy-6,10-dimethyl-5-<1,4,5-trimethyl-(2E)-2-hexenyl>tetracyclo<13.2.2.0
2.6>nonadeca-1(17),9,15,18-tetraen-17-carbonsaeure