发明人李文辉,何建平,王建平. "Method for the Synthesis of 4-(3,4-Difluorophenyl)-2-hydrazono-2,3-dihydrothiazole" [P]. 中国发明专利, 专利号 CN 112424162 B, 授权公告日 2018-02-16.
发明人李文辉,罗永刚,钱学锋. "A Process for Preparing High-Purity 4-(3,4-Difluorophenyl)-2-hydrazono-2,3-dihydrothiazole" [P]. 中国发明专利, 专利号 CN 110988578 B, 授权公告日 2025-07-01.
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