4-cyano-4-[3-(cyclopentyloxy)-4-methoxyphenyl]-2-[(dimethylamino)methylidine]-cyclohexan-1-one 、
乙酰乙酸乙酯 在
ammonium acetate 作用下,
以
溶剂黄146 为溶剂,
反应 3.0h,
以56.4%的产率得到ethyl 6-cyano-6-(3-cyclopentyloxy-4-methoxyphenyl)-2-methyl-5,6,7,8-tetrahydro-3-quinolinecarboxylate