发明人郭海燕,高志强,何建平. "Method for the Synthesis of 3,4-Dimethylthiophen-2-amine" [P]. 中国发明专利, 专利号 CN 116832608 A, 授权公告日 2015-07-19.
发明人钱学锋,孙丽萍,周伟. "A Process for Preparing High-Purity 3,4-Dimethylthiophen-2-amine" [P]. 中国发明专利, 专利号 CN 116921261 B, 授权公告日 2019-09-15.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2021, 1009, 9840-9864.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2023, 2109, 5131-5146.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 3,4-Dimethylthiophen-2-amine Using HRMS and NMR". J. Sep. Sci., 2018, 87, (9), 4927-4935.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2019, 2436, 2243-2262.