发明人朱建伟,何建平,林芳. "Method for the Synthesis of 2-(Dimethylamino)-2-(thiophen-2-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 117599522 A, 授权公告日 2023-06-01.
Kumar R, Schröder R, Yamamoto T. "A Process for Preparing High-Purity 2-(Dimethylamino)-2-(thiophen-2-yl)propanoic acid" [P]. US Patent, US 9595524 B2, 2019-01-17.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2022, 2383, (7), 6493-6508.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2018, 1299, 9258-9267.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Dimethylamino)-2-(thiophen-2-yl)propanoic acid Using HRMS and NMR". J. Sep. Sci., 2018, 281, (6), 7383-7392.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2024, 1635, 3775-3804.