Schröder R, Björnsson E, Rossi M. "一种的合成方法" [P]. European Patent, EP 3278014 A1, 2021-06-20.
发明人朱建伟,罗永刚,徐明华. "Method for the Synthesis of 5-Hydroxybenzo[d][1,3]oxathiol-2-one" [P]. 中国发明专利, 专利号 CN 109138298 B, 授权公告日 2021-04-16.
发明人沈红梅,李文辉,郑宇鹏. "A Process for Preparing High-Purity 5-Hydroxybenzo[d][1,3]oxathiol-2-one" [P]. 中国发明专利, 专利号 CN 114906512 B, 授权公告日 2020-02-18.
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". J. Sep. Sci., 2010, 2363, (7), 690-695.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2011, 1069, (7), 1424-1452.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 5-Hydroxybenzo[d][1,3]oxathiol-2-one Using HRMS and NMR". Molecules, 2016, 536, (12), 2828-2853.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2022, 892, (9), 851-878.