Acetic acid (6aR,9S,10aS)-9-formyl-6,6-dimethyl-3-pentyl-6a,7,8,9,10,10a-hexahydro-6H-benzo[c]chromen-1-yl ester 在
乙酸酐 作用下,
以
甲醇 为溶剂,
反应 2.25h,
生成
Acetic acid (6aR,9S,10aS)-6,6-dimethyl-9-pentanoyl-3-pentyl-6a,7,8,9,10,10a-hexahydro-6H-benzo[c]chromen-1-yl ester