发明人张德明,胡光,郑宇鹏. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108507788 A, 授权公告日 2016-10-19.
Anderson J P, Yamamoto T, Park J H. "Method for the Synthesis of Methyl 5-(2-imino-2,3-dihydrothiazol-4-yl)thiophene-2-carboxylate" [P]. US Patent, US 11651813 B2, 2020-03-03.
发明人孙丽萍,郑宇鹏,王建平. "A Process for Preparing High-Purity Methyl 5-(2-imino-2,3-dihydrothiazol-4-yl)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 114997264 A, 授权公告日 2019-11-08.
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". Molecules, 2019, 1899, (8), 6370-6383.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2011, 1857, 6133-6153.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 5-(2-imino-2,3-dihydrothiazol-4-yl)thiophene-2-carboxylate Using HRMS and NMR". Anal. Chim. Acta, 2016, 835, (7), 5509-5512.