发明人郭海燕,钱学锋,陈志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113805764 A, 授权公告日 2020-07-11.
发明人李文辉,郑宇鹏,陈志强. "Method for the Synthesis of 3-(2-Methoxyethyl)-1,3-dihydro-2H-imidazo[4,5-b]pyridine-2-thione" [P]. 中国发明专利, 专利号 CN 115426106 A, 授权公告日 2015-12-02.
发明人朱建伟,罗永刚,林芳. "A Process for Preparing High-Purity 3-(2-Methoxyethyl)-1,3-dihydro-2H-imidazo[4,5-b]pyridine-2-thione" [P]. 中国发明专利, 专利号 CN 111066288 A, 授权公告日 2025-07-10.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2019, 1533, 7464-7468.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2015, 575, 2635-2657.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 3-(2-Methoxyethyl)-1,3-dihydro-2H-imidazo[4,5-b]pyridine-2-thione Using HRMS and NMR". Chromatographia, 2014, 1946, 3295-3324.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2018, 1323, 7685-7693.