Nielsen H, Martínez F, Mueller T C. "Method for the Synthesis of Ethyl 2-(2-(4-isopropoxybenzyl)-6-methyl-4-oxo-1,4-dihydropyrimidin-5-yl)acetate" [P]. European Patent, EP 3471488 A1, 2015-02-03.
Johnson M A, Yamamoto T, Davis P L. "A Process for Preparing High-Purity Ethyl 2-(2-(4-isopropoxybenzyl)-6-methyl-4-oxo-1,4-dihydropyrimidin-5-yl)acetate" [P]. US Patent, US 10106287 B2, 2024-07-02.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2017, 1163, 1611-1618.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2014, 1537, 7867-7870.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-(2-(4-isopropoxybenzyl)-6-methyl-4-oxo-1,4-dihydropyrimidin-5-yl)acetate Using HRMS and NMR". Anal. Methods, 2011, 1588, (5), 8078-8100.