发明人韩伟,高志强,杨光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114359872 A, 授权公告日 2024-10-10.
发明人郑宇鹏,冯建国,唐晓军. "Method for the Synthesis of Ethyl 2-{[3-(2-chloro-6-fluorophenyl)-5-methyl-1,2-oxazol-4-yl]formamido}-4-(methylsulfanyl)butanoate" [P]. 中国发明专利, 专利号 CN 108580230 A, 授权公告日 2018-11-19.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2013, 718, (11), 4075-4084.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2018, 910, (4), 8227-8255.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-{[3-(2-chloro-6-fluorophenyl)-5-methyl-1,2-oxazol-4-yl]formamido}-4-(methylsulfanyl)butanoate Using HRMS and NMR". Chemosphere, 2021, 120, (6), 2876-2903.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2013, 144, (10), 3367-3384.