发明人何建平,钱学锋,周伟. "Method for the Synthesis of 3-Cyano-5-methyl-N-(4-(trifluoromethyl)phenyl)isoxazole-4-carboxamide" [P]. 中国发明专利, 专利号 CN 112864645 A, 授权公告日 2019-06-20.
Fischer A B, Johnson M A, Brown S R. "A Process for Preparing High-Purity 3-Cyano-5-methyl-N-(4-(trifluoromethyl)phenyl)isoxazole-4-carboxamide" [P]. US Patent, US 11640429 B2, 2020-02-21.
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". Chromatographia, 2018, 969, 1174-1197.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2016, 633, 884-896.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 3-Cyano-5-methyl-N-(4-(trifluoromethyl)phenyl)isoxazole-4-carboxamide Using HRMS and NMR". Chemosphere, 2014, 2031, (12), 7203-7208.