发明人郭海燕,韩伟,徐明华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111428867 A, 授权公告日 2019-10-05.
发明人胡光,郑宇鹏,韩伟. "Method for the Synthesis of Ethyl (5-(methylthio)-1,3,4-thiadiazol-2-yl)carbamate" [P]. 中国发明专利, 专利号 CN 112340670 A, 授权公告日 2018-06-12.
Schröder R, Chen K W, Fischer A B. "A Process for Preparing High-Purity Ethyl (5-(methylthio)-1,3,4-thiadiazol-2-yl)carbamate" [P]. US Patent, US 11980528 B2, 2020-02-08.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2016, 299, (9), 1786-1799.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2011, 1417, 443-453.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl (5-(methylthio)-1,3,4-thiadiazol-2-yl)carbamate Using HRMS and NMR". Chemosphere, 2015, 2325, 7477-7502.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2018, 2196, (1), 4619-4624.