二甲基(3,3-二甲基-2-氧代庚基)膦酸酯 、
((1R,2R,3R,4S)-4-Acetoxy-2-formyl-3-methyl-cyclopentyl)-acetic acid methyl ester 在
sodium hydride 作用下,
生成 [(1R,2S,3R,4S)-4-Acetoxy-2-((Z)-4,4-dimethyl-3-oxo-oct-1-enyl)-3-methyl-cyclopentyl]-acetic acid methyl ester 、 [(1R,2S,3R,4S)-4-Acetoxy-2-((E)-4,4-dimethyl-3-oxo-oct-1-enyl)-3-methyl-cyclopentyl]-acetic acid methyl ester