发明人郑宇鹏,罗永刚,徐明华. "Method for the Synthesis of 3-((2-Aminopyridin-3-yl)amino)thietane 1,1-dioxide" [P]. 中国发明专利, 专利号 CN 113497238 A, 授权公告日 2017-01-16.
发明人李文辉,郑宇鹏,何建平. "A Process for Preparing High-Purity 3-((2-Aminopyridin-3-yl)amino)thietane 1,1-dioxide" [P]. 中国发明专利, 专利号 CN 116453455 B, 授权公告日 2016-09-15.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2012, 949, 8022-8027.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2019, 810, (6), 8119-8149.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 3-((2-Aminopyridin-3-yl)amino)thietane 1,1-dioxide Using HRMS and NMR". Anal. Methods, 2018, 2101, (4), 9598-9627.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2019, 1840, (8), 4518-4536.