3-(4-aminophenylamino)-2-cyano-5,5-dimethylcyclohex-2-en-1-one 、 6-dimethylaminomethylene-5-oxo-2-phenyl-5,6,7,8-tetrahydroquinazoline 在
吡啶 作用下,
反应 3.0h,
以41%的产率得到(Z)-6-[4-(2-cyano-5,5-dimethyl-3-oxocyclohex-1-en-1-ylamino)phenylaminomethylene]-5-oxo-2-phenyl-5,6,7,8-tetrahydroquinazoline