发明人何建平,陈志强,黄志刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109789192 A, 授权公告日 2019-06-06.
发明人何建平,胡光,李文辉. "Method for the Synthesis of 5-Cyano-4-fluoro-2-methylbenzoic acid" [P]. 中国发明专利, 专利号 CN 113358253 A, 授权公告日 2022-07-28.
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". Rapid Commun. Mass Spectrom., 2014, 198, (6), 8983-8995.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2019, 1667, (11), 4168-4178.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 5-Cyano-4-fluoro-2-methylbenzoic acid Using HRMS and NMR". Phytochemistry, 2013, 1555, 9519-9540.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2013, 406, (10), 7943-7950.