Acetic acid (1S,2R)-1-[2-((2S,3S)-3-{2-[(2S,3S)-3-((3S,4R)-3-acetoxy-4-hydroxy-4,8-dimethyl-non-7-enyl)-3-methyl-oxiranyl]-ethyl}-2-methyl-oxiranyl)-ethyl]-2-hydroxy-2,6-dimethyl-hept-5-enyl ester 在
吡啶 、
potassium carbonate 作用下,
以
甲醇 为溶剂,
生成 Acetic acid (1S,2R)-2-hydroxy-1-{(S)-3-hydroxy-3-[(2S,5R,2'R,5'S)-5'-((R)-1-hydroxy-1,5-dimethyl-hex-4-enyl)-2'-methyl-octahydro-[2,2']bifuranyl-5-yl]-butyl}-2,6-dimethyl-hept-5-enyl ester