Thompson G K, Chen K W, Kumar R. "一种的合成方法" [P]. US Patent, US 10118047 B2, 2018-12-13.
发明人林芳,冯建国,刘建华. "Method for the Synthesis of 1185303-33-6
5-Amino-2-chloro-3-cyano-4-(methoxymethyl)-6-methylpyridine dihydrochloride
5-amino-2-chloro-4-(methoxymethyl)-6-methylpyridine-3-carbonitrile dihydrochloride" [P]. 中国发明专利, 专利号 CN 116311994 B, 授权公告日 2021-08-12.
发明人钱学锋,何建平,郑宇鹏. "A Process for Preparing High-Purity 1185303-33-6
5-Amino-2-chloro-3-cyano-4-(methoxymethyl)-6-methylpyridine dihydrochloride
5-amino-2-chloro-4-(methoxymethyl)-6-methylpyridine-3-carbonitrile dihydrochloride" [P]. 中国发明专利, 专利号 CN 114137874 A, 授权公告日 2025-12-20.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2014, 169, 3869-3878.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2011, 2183, (11), 5700-5706.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 1185303-33-6
5-Amino-2-chloro-3-cyano-4-(methoxymethyl)-6-methylpyridine dihydrochloride
5-amino-2-chloro-4-(methoxymethyl)-6-methylpyridine-3-carbonitrile dihydrochloride Using HRMS and NMR". Biomed. Chromatogr., 2010, 291, (12), 2234-2252.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2019, 690, 1563-1573.