发明人李文辉,韩伟,王建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116145230 A, 授权公告日 2019-04-06.
发明人刘建华,罗永刚,郑宇鹏. "Method for the Synthesis of 3,4-Difluoro-5-methylbenzoyl chloride" [P]. 中国发明专利, 专利号 CN 117703829 B, 授权公告日 2016-12-16.
发明人林芳,韩伟,黄志刚. "A Process for Preparing High-Purity 3,4-Difluoro-5-methylbenzoyl chloride" [P]. 中国发明专利, 专利号 CN 109688186 A, 授权公告日 2016-05-02.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2010, 1757, (12), 1805-1832.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2013, 1083, (2), 507-514.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 3,4-Difluoro-5-methylbenzoyl chloride Using HRMS and NMR". J. Sep. Sci., 2024, 1593, (9), 960-989.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2016, 1207, 7373-7399.