Stevens L M, Hughes D C, Park J H. "一种的合成方法" [P]. US Patent, US 10891047 B2, 2023-03-19.
发明人张德明,朱建伟,胡光. "Method for the Synthesis of 4-Ethoxy-3,5-dimethylbenzoic acid" [P]. 中国发明专利, 专利号 CN 108590000 A, 授权公告日 2024-12-15.
发明人罗永刚,徐明华,杨光. "A Process for Preparing High-Purity 4-Ethoxy-3,5-dimethylbenzoic acid" [P]. 中国发明专利, 专利号 CN 115319892 B, 授权公告日 2021-01-12.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2015, 433, (2), 6814-6831.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2025, 867, 7756-7769.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 4-Ethoxy-3,5-dimethylbenzoic acid Using HRMS and NMR". J. Sep. Sci., 2020, 1699, 4526-4540.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2021, 1872, (9), 8763-8793.