Patel M V, Mueller T, Chen K W. "Method for the Synthesis of 1-(4-Chlorophenyl)-3-(4,6-dimethylpyrimidin-2-yl)urea" [P]. US Patent, US 9110541 B2, 2018-12-04.
Mueller T C, Jørgensen K, Rossi M. "A Process for Preparing High-Purity 1-(4-Chlorophenyl)-3-(4,6-dimethylpyrimidin-2-yl)urea" [P]. European Patent, EP 3632419 A1, 2021-08-14.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2022, 1883, (5), 9631-9657.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2021, 1586, (6), 8193-8223.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 1-(4-Chlorophenyl)-3-(4,6-dimethylpyrimidin-2-yl)urea Using HRMS and NMR". J. Pharm. Biomed. Anal., 2020, 246, (12), 7055-7080.