发明人刘建华,胡光,黄志刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114814215 A, 授权公告日 2015-10-20.
发明人徐明华,王建平,陈志强. "Method for the Synthesis of 1-Propanesulfonic acid, 2-methyl-2-[(1-oxo-2-propen-1-yl)amino]-, polymer with N-ethenylformamide and 2-propenamide" [P]. 中国发明专利, 专利号 CN 115831170 B, 授权公告日 2015-06-18.
发明人赵玉洁,刘建华,钱学锋. "A Process for Preparing High-Purity 1-Propanesulfonic acid, 2-methyl-2-[(1-oxo-2-propen-1-yl)amino]-, polymer with N-ethenylformamide and 2-propenamide" [P]. 中国发明专利, 专利号 CN 114355296 A, 授权公告日 2016-08-28.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2010, 874, (3), 2374-2402.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2016, 2269, (10), 5078-5091.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 1-Propanesulfonic acid, 2-methyl-2-[(1-oxo-2-propen-1-yl)amino]-, polymer with N-ethenylformamide and 2-propenamide Using HRMS and NMR". Food Chem., 2014, 745, 2086-2114.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2018, 736, 3449-3456.