发明人钱学锋,罗永刚,马晓峰. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110372359 A, 授权公告日 2025-05-13.
发明人冯建国,刘建华,马晓峰. "Method for the Synthesis of 7-Fluoro-3-methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-4-sulfonyl chloride" [P]. 中国发明专利, 专利号 CN 109542968 B, 授权公告日 2016-02-24.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2018, 1731, (3), 5971-5991.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2019, 308, 6780-6800.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 7-Fluoro-3-methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-4-sulfonyl chloride Using HRMS and NMR". Anal. Chem., 2019, 1748, 4493-4520.