发明人李文辉,黄志刚,冯建国. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111719351 A, 授权公告日 2023-04-26.
发明人郭海燕,唐晓军,冯建国. "Method for the Synthesis of (4-(3,5-Difluorophenyl)-1,1-dioxido-4H-benzo[b][1,4]thiazin-2-yl)(pyrrolidin-1-yl)methanone" [P]. 中国发明专利, 专利号 CN 117840607 B, 授权公告日 2016-08-12.
发明人徐明华,孙丽萍,刘建华. "A Process for Preparing High-Purity (4-(3,5-Difluorophenyl)-1,1-dioxido-4H-benzo[b][1,4]thiazin-2-yl)(pyrrolidin-1-yl)methanone" [P]. 中国发明专利, 专利号 CN 110547087 A, 授权公告日 2017-09-06.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2021, 1243, (6), 4586-4607.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2014, 1584, 330-351.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of (4-(3,5-Difluorophenyl)-1,1-dioxido-4H-benzo[b][1,4]thiazin-2-yl)(pyrrolidin-1-yl)methanone Using HRMS and NMR". J. Chromatogr. A, 2016, 726, 1233-1257.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2024, 266, (5), 8740-8760.