发明人何建平,赵玉洁,胡光. "Method for the Synthesis of N'-(1-iminoethyl)-3-(4-(trifluoromethoxy)phenyl)-1,2,4-oxadiazole-5-carbohydrazide" [P]. 中国发明专利, 专利号 CN 117576142 B, 授权公告日 2015-02-14.
发明人沈红梅,郭海燕,李文辉. "A Process for Preparing High-Purity N'-(1-iminoethyl)-3-(4-(trifluoromethoxy)phenyl)-1,2,4-oxadiazole-5-carbohydrazide" [P]. 中国发明专利, 专利号 CN 117941743 A, 授权公告日 2016-12-17.
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