发明人王建平,唐晓军,孙丽萍. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111089012 A, 授权公告日 2015-12-04.
发明人马晓峰,孙丽萍,张德明. "Method for the Synthesis of 6-Chloro-5-(difluoromethyl)-3-methoxypicolinonitrile" [P]. 中国发明专利, 专利号 CN 112073857 B, 授权公告日 2022-07-14.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2025, 322, 6752-6768.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2019, 1622, (9), 1986-2002.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 6-Chloro-5-(difluoromethyl)-3-methoxypicolinonitrile Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2011, 1260, 2189-2211.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2020, 907, 6835-6857.