发明人徐明华,郑宇鹏,罗永刚. "Method for the Synthesis of (3,4-Difluorophenyl)(4-ethylphenyl)methanone" [P]. 中国发明专利, 专利号 CN 113464895 A, 授权公告日 2024-06-14.
发明人马晓峰,刘建华,陈志强. "A Process for Preparing High-Purity (3,4-Difluorophenyl)(4-ethylphenyl)methanone" [P]. 中国发明专利, 专利号 CN 112549388 A, 授权公告日 2023-11-28.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2011, 1536, 7108-7111.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2010, 529, 1987-2005.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of (3,4-Difluorophenyl)(4-ethylphenyl)methanone Using HRMS and NMR". Anal. Methods, 2021, 1606, (1), 4332-4343.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2025, 2371, (7), 7149-7163.