发明人孙丽萍,王建平,林芳. "Method for the Synthesis of 2,5-Difluoro-3-methylbenzodifluoride" [P]. 中国发明专利, 专利号 CN 109733399 A, 授权公告日 2023-01-08.
发明人朱建伟,韩伟,黄志刚. "A Process for Preparing High-Purity 2,5-Difluoro-3-methylbenzodifluoride" [P]. 中国发明专利, 专利号 CN 116215113 A, 授权公告日 2022-03-02.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2024, 634, (5), 9131-9150.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2012, 1164, (11), 598-621.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 2,5-Difluoro-3-methylbenzodifluoride Using HRMS and NMR". J. Pharm. Biomed. Anal., 2013, 1557, (7), 6501-6526.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2014, 1204, 8092-8111.