发明人沈红梅,李文辉,罗永刚. "Method for the Synthesis of 3-Aminothiophene-2-carboxylic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 114093901 A, 授权公告日 2020-09-23.
发明人黄志刚,郑宇鹏,王建平. "A Process for Preparing High-Purity 3-Aminothiophene-2-carboxylic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 110260432 A, 授权公告日 2015-02-14.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2023, 1623, (10), 7670-7696.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2023, 608, (10), 6079-6108.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 3-Aminothiophene-2-carboxylic acid hydrochloride Using HRMS and NMR". Anal. Methods, 2013, 1425, (5), 7628-7651.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2016, 2096, 6568-6577.