3-氨基-1,2,4-三氮唑 、
3-(p-methoxyphenyl)-2,4-dicaroethoxy-5-hydroxy-5-methylcyclohexanone 在
potassium methanolate 作用下,
反应 10.0h,
以38%的产率得到8-Hydroxy-6-(4-methoxy-phenyl)-8-methyl-5-oxo-5,5a,6,7,8,9-hexahydro-[1,2,4]triazolo[3,4-b]quinazoline-7-carboxylic acid ethyl ester