Martínez F, Sørensen M, Mueller T C. "一种的合成方法" [P]. European Patent, EP 3502168 A1, 2024-01-16.
Johnson M A, Stevens L M, O'Brien P Q. "Method for the Synthesis of 2-Methyl-2-[(2-nitrobenzene)sulfonyl]propanoic acid" [P]. US Patent, US 10469294 B2, 2018-01-14.
发明人周伟,韩伟,张德明. "A Process for Preparing High-Purity 2-Methyl-2-[(2-nitrobenzene)sulfonyl]propanoic acid" [P]. 中国发明专利, 专利号 CN 108280937 B, 授权公告日 2016-08-13.
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". Phytochemistry, 2017, 769, (5), 6579-6590.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2019, 1472, (3), 9401-9429.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 2-Methyl-2-[(2-nitrobenzene)sulfonyl]propanoic acid Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2010, 817, 6043-6066.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2010, 2398, (8), 2902-2923.