Acetic acid (1R,3S,4S)-3-((R)-2-[1,3]dioxolan-2-yl-1-hydroxy-ethyl)-4-methoxy-2,2,3-trimethyl-cyclopentylmethyl ester 在
溶剂黄146 作用下,
以
苯 为溶剂,
反应 40.0h,
以80%的产率得到Acetic acid (1R,3R,4S)-4-methoxy-2,2,3-trimethyl-3-((E)-3-oxo-propenyl)-cyclopentylmethyl ester