发明人孙丽萍,马晓峰,王建平. "Method for the Synthesis of 2-(Chlorosulfonyl)butanoic acid" [P]. 中国发明专利, 专利号 CN 116561132 B, 授权公告日 2018-12-12.
O'Brien P Q, Lee S K, Johnson M A. "A Process for Preparing High-Purity 2-(Chlorosulfonyl)butanoic acid" [P]. US Patent, US 11187705 B2, 2022-07-23.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2016, 298, (9), 3633-3642.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2016, 2361, 8168-8179.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Chlorosulfonyl)butanoic acid Using HRMS and NMR". Anal. Chem., 2019, 1597, 4619-4634.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2010, 717, (4), 7042-7065.