Björnsson E, Sørensen M, Nowak P. "一种的合成方法" [P]. European Patent, EP 3540270 A1, 2021-12-13.
发明人钱学锋,高志强,杨光. "Method for the Synthesis of 5-(Oxazol-5-yl)thiophene-2-sulfonyl chloride" [P]. 中国发明专利, 专利号 CN 110280799 A, 授权公告日 2022-04-19.
Johnson M A, Kumar R, Roberts E F. "A Process for Preparing High-Purity 5-(Oxazol-5-yl)thiophene-2-sulfonyl chloride" [P]. US Patent, US 11974483 B2, 2018-02-22.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2019, 842, (9), 6517-6521.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2024, 2022, 7211-7239.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 5-(Oxazol-5-yl)thiophene-2-sulfonyl chloride Using HRMS and NMR". Anal. Methods, 2018, 544, 5482-5486.