发明人黄志刚,赵玉洁,孙丽萍. "Method for the Synthesis of 1-(3,4-Difluorobenzoyl)piperazine hydrochloride" [P]. 中国发明专利, 专利号 CN 113760512 B, 授权公告日 2017-05-28.
发明人马晓峰,张德明,冯建国. "A Process for Preparing High-Purity 1-(3,4-Difluorobenzoyl)piperazine hydrochloride" [P]. 中国发明专利, 专利号 CN 110487568 B, 授权公告日 2023-04-11.
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