发明人朱建伟,韩伟,孙丽萍. "Method for the Synthesis of N-{2-[bis(propan-2-yl)amino]ethyl}piperidine-4-carboxamide dihydrochloride" [P]. 中国发明专利, 专利号 CN 110333173 A, 授权公告日 2017-02-16.
发明人郭海燕,钱学锋,韩伟. "A Process for Preparing High-Purity N-{2-[bis(propan-2-yl)amino]ethyl}piperidine-4-carboxamide dihydrochloride" [P]. 中国发明专利, 专利号 CN 112932464 A, 授权公告日 2022-09-12.
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