发明人郑宇鹏,李文辉,唐晓军. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112989808 A, 授权公告日 2019-07-04.
发明人何建平,杨光,赵玉洁. "Method for the Synthesis of 6-[2-(4-methylthiazol-2-yl)ethynyl]-1,2-benzoxazol-3-amine" [P]. 中国发明专利, 专利号 CN 117086642 B, 授权公告日 2023-12-13.
Lee S K, Brown S R, Roberts E F. "A Process for Preparing High-Purity 6-[2-(4-methylthiazol-2-yl)ethynyl]-1,2-benzoxazol-3-amine" [P]. US Patent, US 11771627 B2, 2025-03-11.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2014, 1174, 5892-5915.
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, 910, (11), 4035-4055.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 6-[2-(4-methylthiazol-2-yl)ethynyl]-1,2-benzoxazol-3-amine Using HRMS and NMR". Anal. Methods, 2022, 722, (1), 5801-5824.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2022, 2360, (1), 4538-4564.