发明人李文辉,黄志刚,朱建伟. "Method for the Synthesis of 2-amino-5-ethylthiophene-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115096716 B, 授权公告日 2022-06-09.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2012, 1168, (2), 7651-7671.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2023, 2003, (8), 2619-2624.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 2-amino-5-ethylthiophene-3-carboxylic acid Using HRMS and NMR". Chromatographia, 2021, 500, (10), 7147-7167.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2014, 343, (7), 3044-3051.