2-amino-4-(4-methoxyphenyl)-7,7-dimethyl-1-(3-methyl-4-phenyl-1H-pyrazol-5-yl)-5-oxo-1,4,5,6,7,8-hexahydroquinoline-3-carbonitrile 、
乙酸酐 以73%的产率得到10-(1-acetyl-3-methyl-4-phenyl-1H-pyrazol-5-yl)-5-(4-methoxyphenyl)-2,8,8-trimethyl-5,8,9,10-tetrahydropyrimido[4,5-b]quinoline-4,6(3H,7H)-dione