发明人郭海燕,刘建华,高志强. "Method for the Synthesis of 4-(Difluoromethyl)benzimidamide hydrochloride" [P]. 中国发明专利, 专利号 CN 109875184 B, 授权公告日 2023-01-16.
发明人刘建华,沈红梅,唐晓军. "A Process for Preparing High-Purity 4-(Difluoromethyl)benzimidamide hydrochloride" [P]. 中国发明专利, 专利号 CN 115092141 A, 授权公告日 2021-11-10.
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