Hughes D C, Park J H, Chen K W. "Method for the Synthesis of (E)-2-((2-ethoxypyrimidin-5-yl)methyl)-3-methoxyacrylic acid" [P]. US Patent, US 10046094 B2, 2024-12-09.
Björnsson E, Johansson L, Jørgensen K. "A Process for Preparing High-Purity (E)-2-((2-ethoxypyrimidin-5-yl)methyl)-3-methoxyacrylic acid" [P]. European Patent, EP 3232920 A1, 2019-05-08.
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". J. Chromatogr. A, 2020, 351, (12), 5994-6004.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2015, 1612, (2), 4490-4508.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of (E)-2-((2-ethoxypyrimidin-5-yl)methyl)-3-methoxyacrylic acid Using HRMS and NMR". Phytochemistry, 2013, 1940, (10), 2148-2156.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2024, 1170, (12), 4601-4622.