Johansson L, Schröder R, Nielsen H. "一种的合成方法" [P]. European Patent, EP 3959525 A1, 2019-07-01.
发明人徐明华,唐晓军,陈志强. "Method for the Synthesis of 1,2,3,6-Tetrahydropyridine-4-carbonitrile hydrochloride" [P]. 中国发明专利, 专利号 CN 110600497 B, 授权公告日 2017-01-26.
发明人刘建华,孙丽萍,周伟. "A Process for Preparing High-Purity 1,2,3,6-Tetrahydropyridine-4-carbonitrile hydrochloride" [P]. 中国发明专利, 专利号 CN 111850426 B, 授权公告日 2019-01-13.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2018, 544, 6136-6147.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2013, 635, 4840-4857.