发明人周伟,钱学锋,徐明华. "Method for the Synthesis of 4,5-Difluoro-2-methoxyaniline" [P]. 中国发明专利, 专利号 CN 114928218 B, 授权公告日 2015-03-05.
发明人冯建国,马晓峰,黄志刚. "A Process for Preparing High-Purity 4,5-Difluoro-2-methoxyaniline" [P]. 中国发明专利, 专利号 CN 117214511 B, 授权公告日 2016-02-14.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of 4,5-二氟-2-甲氧基苯胺 in Pharmaceutical Formulations". J. Chromatogr. A, 2023, 2075, 3390-3399.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4,5-二氟-2-甲氧基苯胺 as an Impurity". Environ. Sci. Technol., 2011, 963, (2), 1458-1461.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 4,5-Difluoro-2-methoxyaniline Using HRMS and NMR". J. Sep. Sci., 2019, 359, (6), 8688-8695.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate 4,5-二氟-2-甲氧基苯胺 Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2021, 2121, 59-82.