Martínez F, Kowalski A, Nielsen H. "一种的合成方法" [P]. European Patent, EP 3661691 A1, 2020-08-13.
发明人沈红梅,黄志刚,高志强. "Method for the Synthesis of 4-(2-Chloro-6-fluorobenzyl)-3-oxo-3,4-dihydro-2H-benzo[b][1,4]thiazine-6-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116215065 B, 授权公告日 2023-10-17.
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". J. Nat. Prod., 2017, 744, (9), 302-329.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2013, 1362, (11), 5136-5140.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 4-(2-Chloro-6-fluorobenzyl)-3-oxo-3,4-dihydro-2H-benzo[b][1,4]thiazine-6-carboxylic acid Using HRMS and NMR". Anal. Methods, 2019, 581, (2), 6858-6874.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2025, 1133, (6), 3855-3864.