发明人张德明,周伟,胡光. "Method for the Synthesis of 3,5-Dichloro-2,6-difluoro-4-methoxypyridine" [P]. 中国发明专利, 专利号 CN 115099566 A, 授权公告日 2016-07-19.
发明人郭海燕,何建平,张德明. "A Process for Preparing High-Purity 3,5-Dichloro-2,6-difluoro-4-methoxypyridine" [P]. 中国发明专利, 专利号 CN 113729040 B, 授权公告日 2022-06-25.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2015, 2478, 6267-6278.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2023, 630, (9), 6929-6950.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 3,5-Dichloro-2,6-difluoro-4-methoxypyridine Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2017, 749, 2217-2227.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2015, 2227, (10), 5257-5278.