acetoacetic acid 3-(4-(5H-dibenzo[a,d] cyclohepten-5-ylidene) piperidine-1-yl) propyl ester 在
乙酸铵 作用下,
以
乙酸乙酯 、
异丙醇 为溶剂,
生成 4-(3-chlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylic acid 3-(2-cyanoethyl) ester 5-(3-(4-(5H-dibenzo[a,d] cyclohepten-5-ylidene) piperidine-1-yl) propan-1-yl) ester