发明人冯建国,何建平,陈志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108698018 A, 授权公告日 2020-02-08.
发明人韩伟,周伟,唐晓军. "Method for the Synthesis of Methyl 4-amino-3-(propylamino)benzoate" [P]. 中国发明专利, 专利号 CN 117824043 B, 授权公告日 2021-03-02.
发明人张德明,林芳,郑宇鹏. "A Process for Preparing High-Purity Methyl 4-amino-3-(propylamino)benzoate" [P]. 中国发明专利, 专利号 CN 117493377 B, 授权公告日 2022-10-27.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2013, 327, 3579-3583.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2016, 185, 108-136.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 4-amino-3-(propylamino)benzoate Using HRMS and NMR". J. Chromatogr. A, 2012, 628, 8153-8172.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2018, 792, (6), 7925-7934.