发明人何建平,郑宇鹏,冯建国. "Method for the Synthesis of 4,4,4-Trifluoro-3-trifluoromethylbut-2-enoic acid" [P]. 中国发明专利, 专利号 CN 114558929 A, 授权公告日 2015-11-22.
发明人张德明,冯建国,郑宇鹏. "A Process for Preparing High-Purity 4,4,4-Trifluoro-3-trifluoromethylbut-2-enoic acid" [P]. 中国发明专利, 专利号 CN 112810945 A, 授权公告日 2020-03-02.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2019, 1997, 6432-6438.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2018, 971, (6), 4126-4135.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 4,4,4-Trifluoro-3-trifluoromethylbut-2-enoic acid Using HRMS and NMR". Phytochemistry, 2011, 2100, (1), 7073-7097.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2025, 1342, (2), 6128-6139.