发明人朱建伟,马晓峰,刘建华. "Method for the Synthesis of 3-Fluoro-4-(piperazin-1-yl)benzoic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 113657072 B, 授权公告日 2017-07-15.
发明人冯建国,朱建伟,钱学锋. "A Process for Preparing High-Purity 3-Fluoro-4-(piperazin-1-yl)benzoic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 110018569 B, 授权公告日 2018-07-07.
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