发明人陈志强,韩伟,冯建国. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113664217 A, 授权公告日 2020-12-15.
Thompson G K, Schröder R, Stevens L M. "Method for the Synthesis of Methyl 4-(2,4-dimethylphenyl)-4-oxobutanoate" [P]. US Patent, US 11064083 B2, 2018-12-04.
Fischer A B, Johnson M A, Stevens L M. "A Process for Preparing High-Purity Methyl 4-(2,4-dimethylphenyl)-4-oxobutanoate" [P]. US Patent, US 11328619 B2, 2022-06-28.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2017, 732, (6), 3858-3875.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2025, 782, (7), 6960-6966.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 4-(2,4-dimethylphenyl)-4-oxobutanoate Using HRMS and NMR". Molecules, 2024, 906, (10), 5328-5341.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2023, 2305, (3), 7008-7020.