发明人郑宇鹏,罗永刚,钱学锋. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112718519 A, 授权公告日 2023-09-03.
Johnson M A, Fischer A B, Yamamoto T. "Method for the Synthesis of 2-(Aminomethyl)-4-cyano-5-(difluoromethyl)-3-nitropyridine" [P]. US Patent, US 11499377 B2, 2019-06-11.
发明人钱学锋,杨光,林芳. "A Process for Preparing High-Purity 2-(Aminomethyl)-4-cyano-5-(difluoromethyl)-3-nitropyridine" [P]. 中国发明专利, 专利号 CN 112167378 A, 授权公告日 2021-11-21.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2016, 372, (6), 6605-6622.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2023, 2213, (8), 1574-1580.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Aminomethyl)-4-cyano-5-(difluoromethyl)-3-nitropyridine Using HRMS and NMR". Anal. Methods, 2015, 1738, (12), 6201-6212.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2018, 1564, (1), 84-113.