Lee S K, Park J H, O'Brien P Q. "一种的合成方法" [P]. US Patent, US 9591074 B2, 2023-05-21.
发明人徐明华,郭海燕,钱学锋. "Method for the Synthesis of Methyl 3-chloro-4-(isopropylsulfonyl)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 111248369 A, 授权公告日 2019-09-19.
发明人孙丽萍,刘建华,罗永刚. "A Process for Preparing High-Purity Methyl 3-chloro-4-(isopropylsulfonyl)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 110841426 B, 授权公告日 2024-08-21.
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". Biomed. Chromatogr., 2010, 1279, (9), 4628-4657.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2025, 1748, (12), 3640-3660.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 3-chloro-4-(isopropylsulfonyl)thiophene-2-carboxylate Using HRMS and NMR". Chemosphere, 2015, 605, (8), 2049-2066.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2020, 1338, (3), 4187-4212.