发明人罗永刚,张德明,周伟. "Method for the Synthesis of (E)-5-(2-((2-fluoro-4-hydroxyphenyl)amino)vinyl)-3-phenylisoxazole-4-carbonitrile" [P]. 中国发明专利, 专利号 CN 117067059 B, 授权公告日 2024-10-04.
发明人周伟,张德明,韩伟. "A Process for Preparing High-Purity (E)-5-(2-((2-fluoro-4-hydroxyphenyl)amino)vinyl)-3-phenylisoxazole-4-carbonitrile" [P]. 中国发明专利, 专利号 CN 110943030 A, 授权公告日 2023-06-05.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2017, 508, (9), 560-575.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2022, 372, 4801-4811.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of (E)-5-(2-((2-fluoro-4-hydroxyphenyl)amino)vinyl)-3-phenylisoxazole-4-carbonitrile Using HRMS and NMR". J. Chromatogr. A, 2024, 514, 8698-8723.