发明人林芳,周伟,孙丽萍. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116551072 A, 授权公告日 2019-10-15.
发明人孙丽萍,冯建国,黄志刚. "Method for the Synthesis of 4-Chloro-3-(dimethylamino)benzoic acid" [P]. 中国发明专利, 专利号 CN 110924629 B, 授权公告日 2024-12-11.
发明人周伟,马晓峰,冯建国. "A Process for Preparing High-Purity 4-Chloro-3-(dimethylamino)benzoic acid" [P]. 中国发明专利, 专利号 CN 115200731 A, 授权公告日 2020-10-17.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2018, 1475, (7), 5065-5073.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2022, 796, (1), 3953-3978.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 4-Chloro-3-(dimethylamino)benzoic acid Using HRMS and NMR". Anal. Methods, 2010, 2133, (10), 4302-4322.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2022, 1007, 3251-3264.