发明人郭海燕,胡光,张德明. "Method for the Synthesis of N-MEthyl-6-piperidin-3-ylpyridine-2-carboxamide dihydrochloride" [P]. 中国发明专利, 专利号 CN 109482802 A, 授权公告日 2015-12-20.
发明人高志强,林芳,朱建伟. "A Process for Preparing High-Purity N-MEthyl-6-piperidin-3-ylpyridine-2-carboxamide dihydrochloride" [P]. 中国发明专利, 专利号 CN 114560620 A, 授权公告日 2015-12-27.
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