异氰基乙酸乙酯 、 4-Hydroxy-3,5-dichlorophenyldiazonium tetrafluoroborate 、 Sodium acetate trihydrate 在
水 、
ethyl 1-(3,5-dichloro-4-hydroxyphenyl)-1H-1,2,4-triazole-3-carboxylate 作用下,
以
乙醇 、
水 为溶剂,
反应 20.83h,
以to give 62 g (84%) of ethyl 1-(3,5-dichloro-4-hydroxyphenyl)-1H-1,2,4-triazole-3-carboxylate (Compound A) as an orange solid的产率得到ethyl 1-(3,5-dichloro-4-hydroxyphenyl)-1H-1,2,4-triazole-3-carboxylate