发明人张德明,徐明华,陈志强. "Method for the Synthesis of 4-((4-Chlorobenzyl)(methyl)amino)butanoic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 112031769 A, 授权公告日 2018-03-12.
发明人孙丽萍,罗永刚,冯建国. "A Process for Preparing High-Purity 4-((4-Chlorobenzyl)(methyl)amino)butanoic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 116605041 A, 授权公告日 2021-01-05.
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