发明人沈红梅,张德明,高志强. "Method for the Synthesis of 4-(2,4-DIFLUOROPHENYL)BUT-3-ENOIC ACID" [P]. 中国发明专利, 专利号 CN 116373708 A, 授权公告日 2018-07-02.
Mueller T, Kumar R, Anderson J P. "A Process for Preparing High-Purity 4-(2,4-DIFLUOROPHENYL)BUT-3-ENOIC ACID" [P]. US Patent, US 9212919 B2, 2022-10-09.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of 4-(2,4-DIFLUOROPHENYL)BUT-3-ENOIC ACID in Pharmaceutical Formulations". Anal. Methods, 2010, 279, 8471-8485.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-(2,4-DIFLUOROPHENYL)BUT-3-ENOIC ACID as an Impurity". Rapid Commun. Mass Spectrom., 2013, 2089, 6977-6989.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 4-(2,4-DIFLUOROPHENYL)BUT-3-ENOIC ACID Using HRMS and NMR". J. Chromatogr. A, 2011, 779, (11), 6663-6667.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate 4-(2,4-DIFLUOROPHENYL)BUT-3-ENOIC ACID Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2013, 1787, (2), 4284-4308.