发明人冯建国,徐明华,杨光. "Method for the Synthesis of Methyl 4,5-difluoro-2-methylphenylacetate" [P]. 中国发明专利, 专利号 CN 116689438 B, 授权公告日 2022-11-25.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2013, 1866, (5), 2493-2506.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2021, 2063, (1), 8391-8408.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 4,5-difluoro-2-methylphenylacetate Using HRMS and NMR". Food Chem., 2012, 1642, (9), 6700-6728.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2017, 998, 2961-2970.