Brown S R, Patel M V, Fischer A B. "Method for the Synthesis of 5-(difluoromethyl)furan-2-sulfonyl chloride" [P]. US Patent, US 11147881 B2, 2018-01-18.
Martínez F, Johansson L, Sørensen M. "A Process for Preparing High-Purity 5-(difluoromethyl)furan-2-sulfonyl chloride" [P]. European Patent, EP 3713749 A1, 2025-07-17.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of 5-(difluoromethyl)furan-2-sulfonyl chloride in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2014, 1339, 9936-9940.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of 5-(difluoromethyl)furan-2-sulfonyl chloride as an Impurity". J. Nat. Prod., 2022, 1507, (2), 2774-2790.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 5-(difluoromethyl)furan-2-sulfonyl chloride Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2024, 2452, (8), 9637-9647.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate 5-(difluoromethyl)furan-2-sulfonyl chloride Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2018, 1394, (12), 9879-9900.