发明人冯建国,陈志强,郑宇鹏. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109732502 A, 授权公告日 2021-01-23.
发明人何建平,唐晓军,杨光. "Method for the Synthesis of 4-Ethyl-3-(methylthio)-5-(pyrrolidin-2-yl)-4H-1,2,4-triazole hydrochloride" [P]. 中国发明专利, 专利号 CN 108394043 A, 授权公告日 2019-08-19.
发明人黄志刚,刘建华,王建平. "A Process for Preparing High-Purity 4-Ethyl-3-(methylthio)-5-(pyrrolidin-2-yl)-4H-1,2,4-triazole hydrochloride" [P]. 中国发明专利, 专利号 CN 113668236 B, 授权公告日 2024-03-19.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2021, 258, (7), 9924-9950.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2024, 667, (3), 7898-7915.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 4-Ethyl-3-(methylthio)-5-(pyrrolidin-2-yl)-4H-1,2,4-triazole hydrochloride Using HRMS and NMR". Talanta, 2024, 193, 5827-5837.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2015, 1394, (5), 9774-9799.