发明人张德明,沈红梅,孙丽萍. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111337628 A, 授权公告日 2015-05-13.
发明人陈志强,孙丽萍,杨光. "Method for the Synthesis of 5-(Difluoromethyl)-4-(hydroxymethyl)-3-methoxypicolinonitrile" [P]. 中国发明专利, 专利号 CN 114589231 B, 授权公告日 2018-12-13.
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". J. Chromatogr. A, 2017, 479, (8), 7613-7623.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2011, 941, (11), 5640-5658.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 5-(Difluoromethyl)-4-(hydroxymethyl)-3-methoxypicolinonitrile Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2023, 1434, (4), 388-392.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2016, 1760, (5), 1-19.