发明人王建平,罗永刚,唐晓军. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108088333 A, 授权公告日 2015-02-07.
发明人张德明,郭海燕,黄志刚. "Method for the Synthesis of 2-(Chloromethyl)-1,3-benzoxazole-5-sulfonamide" [P]. 中国发明专利, 专利号 CN 114112927 A, 授权公告日 2018-07-24.
Hughes D C, O'Brien P Q, Fischer A B. "A Process for Preparing High-Purity 2-(Chloromethyl)-1,3-benzoxazole-5-sulfonamide" [P]. US Patent, US 11874141 B2, 2019-12-26.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2014, 1015, (1), 8602-8609.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2025, 1084, 2482-2501.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Chloromethyl)-1,3-benzoxazole-5-sulfonamide Using HRMS and NMR". Biomed. Chromatogr., 2014, 2433, (11), 6493-6497.