发明人何建平,杨光,韩伟. "Method for the Synthesis of 2,3-Difluoro-N-methyl-6-nitroaniline" [P]. 中国发明专利, 专利号 CN 109778356 B, 授权公告日 2025-05-20.
发明人马晓峰,唐晓军,徐明华. "A Process for Preparing High-Purity 2,3-Difluoro-N-methyl-6-nitroaniline" [P]. 中国发明专利, 专利号 CN 111613107 A, 授权公告日 2023-09-12.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2021, 1513, (3), 5318-5331.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2018, 725, (11), 3420-3427.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 2,3-Difluoro-N-methyl-6-nitroaniline Using HRMS and NMR". J. Chromatogr. A, 2016, 2198, (9), 2619-2644.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2011, 2150, (5), 6018-6046.