1-diethylamino-6-(m-methoxyphenyl)-5-methylhexan-3-one 、
2-乙基-1,3-环戊二酮 、
5-methyl-6-(m-methoxyphenyl)hex-1-en-3-one 在
sodium hydroxide 作用下,
以
methanolic potassium hydroxide 、
苯 为溶剂,
生成 2-Ethyl-2-(6-m-methoxyphenyl-5-methyl-3-oxohexyl)cyclopentane-1,3-dione