Acetic acid (1S,2S,4aS,7R,8S,8aS)-7-hydroxy-2-isopropyl-4a,8-dimethyl-decahydro-naphthalen-1-yl ester 在
吡啶 、 sodium iodide 作用下,
以
六甲基磷酰三胺 为溶剂,
生成
Acetic acid (1S,2S,4aS,8R,8aS)-2-isopropyl-4a,8-dimethyl-1,2,3,4,4a,5,8,8a-octahydro-naphthalen-1-yl ester