Acetic acid (1R,3aS,5aR,6R,8R,8aS,8bS)-8-((Z)-1,5-dimethyl-hexa-1,4-dienyl)-1-methyl-decahydro-dicyclopenta[b,d]pyran-6-yl ester 在
sodium methylate 作用下,
以
甲醇 为溶剂,
反应 4.0h,
以64%的产率得到(1R,3aS,5aR,6R,8R,8aS,8bS)-8-((Z)-1,5-Dimethyl-hexa-1,4-dienyl)-1-methyl-decahydro-dicyclopenta[b,d]pyran-6-ol