发明人赵玉洁,何建平,刘建华. "Method for the Synthesis of (2Z)-3-[(2,4-Difluorophenyl)amino]-3-hydroxy-2-[(Z)-thiophene-2-carbonyl]prop-2-enenitrile" [P]. 中国发明专利, 专利号 CN 117858289 B, 授权公告日 2020-04-27.
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". Anal. Chim. Acta, 2024, 2383, (2), 5276-5305.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2021, 758, (7), 7063-7066.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of (2Z)-3-[(2,4-Difluorophenyl)amino]-3-hydroxy-2-[(Z)-thiophene-2-carbonyl]prop-2-enenitrile Using HRMS and NMR". Food Chem., 2015, 350, 2286-2295.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2020, 226, (9), 900-904.