发明人高志强,郭海燕,陈志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110503212 A, 授权公告日 2023-07-06.
Fischer A B, Lee S K, Mueller T. "Method for the Synthesis of 5-Methylthiophen-2-amine oxalate" [P]. US Patent, US 9260078 B2, 2022-05-21.
发明人杨光,罗永刚,周伟. "A Process for Preparing High-Purity 5-Methylthiophen-2-amine oxalate" [P]. 中国发明专利, 专利号 CN 108436517 B, 授权公告日 2020-12-16.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2025, 686, (6), 96-113.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2012, 392, 6583-6589.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 5-Methylthiophen-2-amine oxalate Using HRMS and NMR". Molecules, 2021, 1022, (5), 3509-3523.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2010, 422, (12), 9131-9145.