发明人唐晓军,冯建国,林芳. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116970814 A, 授权公告日 2022-09-23.
发明人郑宇鹏,王建平,罗永刚. "Method for the Synthesis of 2-Ethyl-4-(pyridin-3-ylmethylene)oxazol-5(4H)-one" [P]. 中国发明专利, 专利号 CN 111351260 A, 授权公告日 2022-03-01.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2016, 1339, (12), 2124-2141.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2010, 2260, (10), 5326-5345.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 2-Ethyl-4-(pyridin-3-ylmethylene)oxazol-5(4H)-one Using HRMS and NMR". Chemosphere, 2012, 903, (7), 8726-8749.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2014, 1994, 759-773.