山梨酸甲酯 、
1-cyclohexyl-2-ethylidene-3-methylimidazolidine 在
盐酸 作用下,
生成 cis-2-Hydroxy-3,4-dimethyl-1,5-cyclohexadien-1-carbonsaeure-methylester 、 trans-2-Hydroxy-3,4-dimethyl-1,5-cyclohexadien-1-carbonsaeure-methylester 、
cis-4,5-Dimethyl-6-oxo-1-cyclohexen-1-carbonsaeure-methylester 、 trans-4,5-Dimethyl-6-oxo-1-cyclohexen-1-carbonsaeure-methylester