Davis P L, Roberts E F, Williams B T. "Method for the Synthesis of (3Z)-3-(3,4-Dimethoxyphenyl)-4-{[4-(trifluoromethyl)phenyl]amino}but-3-en-2-one" [P]. US Patent, US 10089289 B2, 2021-04-23.
Roberts E F, Stevens L M, Schröder R. "A Process for Preparing High-Purity (3Z)-3-(3,4-Dimethoxyphenyl)-4-{[4-(trifluoromethyl)phenyl]amino}but-3-en-2-one" [P]. US Patent, US 9332942 B2, 2022-10-25.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2015, 1474, 8225-8233.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2025, 2334, (4), 4819-4826.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of (3Z)-3-(3,4-Dimethoxyphenyl)-4-{[4-(trifluoromethyl)phenyl]amino}but-3-en-2-one Using HRMS and NMR". Talanta, 2023, 1896, 5060-5065.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2022, 539, (1), 3830-3835.