7-Ethyl-1,3-dimethyl-8-[2-(1-phenylethylidene)hydrazinyl]purine-2,6-dione 在
sodium acetate 、
溶剂黄146 、
三氯氧磷 作用下,
以
1,4-二氧六环 为溶剂,
反应 4.0h,
生成 8-{4-{{[4-(4-bromophenyl)thiazol-2(3H)-ylidene]hydrazono}methyl}-3-phenyl-1H-pyrazol-1-yl}-7-ethyl-1,3-dimethyl-1H-purine-2,6(3H,7H)-dione