Williams B T, Johnson M A, Patel M V. "一种的合成方法" [P]. US Patent, US 9556998 B2, 2025-12-23.
Nowak P, Johansson L, Lefèvre J P. "Method for the Synthesis of 5-Amino-1-((2-methylthiazol-4-yl)methyl)-2',3',5',6'-tetrahydrospiro[indoline-3,4'-pyran]-2-one" [P]. European Patent, EP 3375564 A1, 2025-04-03.
发明人张德明,黄志刚,郭海燕. "A Process for Preparing High-Purity 5-Amino-1-((2-methylthiazol-4-yl)methyl)-2',3',5',6'-tetrahydrospiro[indoline-3,4'-pyran]-2-one" [P]. 中国发明专利, 专利号 CN 114880901 A, 授权公告日 2022-08-01.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2014, 1554, (5), 2128-2144.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2016, 1849, (6), 8996-9008.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 5-Amino-1-((2-methylthiazol-4-yl)methyl)-2',3',5',6'-tetrahydrospiro[indoline-3,4'-pyran]-2-one Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2011, 2058, (12), 3081-3087.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2019, 860, (9), 7172-7200.