发明人钱学锋,孙丽萍,朱建伟. "Method for the Synthesis of 5-(chlorosulfonyl)-2-(2-methoxyethoxy)benzoic acid" [P]. 中国发明专利, 专利号 CN 109124754 B, 授权公告日 2017-08-06.
Stevens L M, Hughes D C, Fischer A B. "A Process for Preparing High-Purity 5-(chlorosulfonyl)-2-(2-methoxyethoxy)benzoic acid" [P]. US Patent, US 10021791 B2, 2016-07-06.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of 5-(chlorosulfonyl)-2-(2-methoxyethoxy)benzoic acid in Pharmaceutical Formulations". Anal. Methods, 2023, 763, 6301-6329.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of 5-(chlorosulfonyl)-2-(2-methoxyethoxy)benzoic acid as an Impurity". Phytochemistry, 2023, 409, 9427-9450.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 5-(chlorosulfonyl)-2-(2-methoxyethoxy)benzoic acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2016, 234, 8469-8494.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate 5-(chlorosulfonyl)-2-(2-methoxyethoxy)benzoic acid Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2021, 1408, 6425-6439.