5-methyl-hex-4-enoyl chloride 、 2-(5-Methyl-hex-4-enoyl)-cyclopentanone 反应 4.0h,
生成
1-acetoxy-2-(5',5'-dimethylpent-4-enoyl)cyclopentene 、 Acetic acid 5-methyl-1-[2-oxo-cyclopent-(Z)-ylidene]-hex-4-enyl ester 、 Acetic acid 5-methyl-1-[2-oxo-cyclopent-(E)-ylidene]-hex-4-enyl ester