发明人王建平,郭海燕,周伟. "Method for the Synthesis of 3-(Pyrazin-2-ylamino)cyclohexane-1-carboxylic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 113642991 A, 授权公告日 2015-03-10.
发明人杨光,刘建华,钱学锋. "A Process for Preparing High-Purity 3-(Pyrazin-2-ylamino)cyclohexane-1-carboxylic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 112026557 B, 授权公告日 2018-12-26.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2020, 371, (7), 54-84.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2013, 493, 5734-5744.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 3-(Pyrazin-2-ylamino)cyclohexane-1-carboxylic acid hydrochloride Using HRMS and NMR". J. Nat. Prod., 2019, 2256, (6), 4709-4720.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2021, 357, (8), 4769-4788.