发明人周伟,郭海燕,胡光. "Method for the Synthesis of 5-(1-(Ethylsulfonyl)piperidin-3-yl)-4-propyl-4H-1,2,4-triazole-3-thiol" [P]. 中国发明专利, 专利号 CN 110690862 B, 授权公告日 2018-06-03.
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". Molecules, 2010, 1421, 2986-3007.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2013, 350, 103-119.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 5-(1-(Ethylsulfonyl)piperidin-3-yl)-4-propyl-4H-1,2,4-triazole-3-thiol Using HRMS and NMR". Environ. Sci. Technol., 2014, 1708, (3), 8665-8678.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2012, 2201, 7413-7419.