发明人钱学锋,李文辉,胡光. "Method for the Synthesis of 2,3-Dihydrobenzofuran-7-sulfonyl chloride" [P]. 中国发明专利, 专利号 CN 111275535 B, 授权公告日 2019-05-21.
发明人何建平,钱学锋,韩伟. "A Process for Preparing High-Purity 2,3-Dihydrobenzofuran-7-sulfonyl chloride" [P]. 中国发明专利, 专利号 CN 117640682 A, 授权公告日 2019-04-17.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2013, 2151, 9130-9147.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2025, 2420, 6948-6959.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 2,3-Dihydrobenzofuran-7-sulfonyl chloride Using HRMS and NMR". Chemosphere, 2016, 665, (11), 1293-1315.