Mueller T, O'Brien P Q, Johnson M A. "Method for the Synthesis of 4-(3-(4-Bromophenyl)-5-(2,3-dimethoxyphenyl)-4,5-dihydro-1H-pyrazol-1-yl)-4-oxobutanoic acid" [P]. US Patent, US 10195961 B2, 2016-09-22.
Nielsen H, Mueller T C, Lefèvre J P. "A Process for Preparing High-Purity 4-(3-(4-Bromophenyl)-5-(2,3-dimethoxyphenyl)-4,5-dihydro-1H-pyrazol-1-yl)-4-oxobutanoic acid" [P]. European Patent, EP 3685017 A1, 2016-03-17.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2025, 2265, (4), 6218-6231.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2017, 495, (7), 2083-2113.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 4-(3-(4-Bromophenyl)-5-(2,3-dimethoxyphenyl)-4,5-dihydro-1H-pyrazol-1-yl)-4-oxobutanoic acid Using HRMS and NMR". J. Sep. Sci., 2018, 724, (9), 9173-9186.