发明人高志强,冯建国,沈红梅. "Method for the Synthesis of 4-(3-Aminobenzoyl)-3-methylpiperazin-2-one hydrochloride" [P]. 中国发明专利, 专利号 CN 117003521 A, 授权公告日 2017-07-27.
发明人郭海燕,刘建华,陈志强. "A Process for Preparing High-Purity 4-(3-Aminobenzoyl)-3-methylpiperazin-2-one hydrochloride" [P]. 中国发明专利, 专利号 CN 113790578 B, 授权公告日 2016-10-10.
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