发明人林芳,马晓峰,罗永刚. "Method for the Synthesis of 2-(4-Methylpiperazin-1-yl)benzonitrile hydrochloride" [P]. 中国发明专利, 专利号 CN 113118634 A, 授权公告日 2015-01-04.
发明人徐明华,李文辉,胡光. "A Process for Preparing High-Purity 2-(4-Methylpiperazin-1-yl)benzonitrile hydrochloride" [P]. 中国发明专利, 专利号 CN 116352194 B, 授权公告日 2024-06-03.
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