发明人张德明,陈志强,孙丽萍. "Method for the Synthesis of 1-Benzyl-4-(ethylamino)piperidine-4-carboxamide" [P]. 中国发明专利, 专利号 CN 109365800 B, 授权公告日 2021-01-12.
发明人高志强,张德明,朱建伟. "A Process for Preparing High-Purity 1-Benzyl-4-(ethylamino)piperidine-4-carboxamide" [P]. 中国发明专利, 专利号 CN 117334337 A, 授权公告日 2020-11-03.
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