4-(2'-Cyano-biphenyl-4-ylmethyl)-5-propyl-2-(2-trifluoromethyl-phenyl)-2H-pyrazole-3-carboxylic acid ethyl ester 在
sodium hydroxide 、 trimethyltin azide 、
silica gel 作用下,
以
甲醇 为溶剂,
反应 59.0h,
生成 5-Propyl-4-[2'-(1H-tetrazol-5-yl)-biphenyl-4-ylmethyl]-2-(2-trifluoromethyl-phenyl)-2H-pyrazole-3-carboxylic acid