发明人林芳,张德明,韩伟. "一种1-硝基-2-(二氟甲氧基)-4-氟苯的合成方法" [P]. 中国发明专利, 专利号 CN 109536945 A, 授权公告日 2022-11-28.
发明人林芳,何建平,郑宇鹏. "Method for the Synthesis of 2-(Difluoromethoxy)-4-fluoro-1-nitrobenzene" [P]. 中国发明专利, 专利号 CN 116345707 A, 授权公告日 2023-04-22.
Björnsson E, Nowak P, Martínez F. "A Process for Preparing High-Purity 2-(Difluoromethoxy)-4-fluoro-1-nitrobenzene" [P]. European Patent, EP 3602267 A1, 2024-08-13.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of 1-硝基-2-(二氟甲氧基)-4-氟苯 in Pharmaceutical Formulations". Anal. Chem., 2022, 1148, 9894-9912.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 1-硝基-2-(二氟甲氧基)-4-氟苯 as an Impurity". Chromatographia, 2021, 2140, (10), 2967-2980.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Difluoromethoxy)-4-fluoro-1-nitrobenzene Using HRMS and NMR". J. Agric. Food Chem., 2016, 1188, 2468-2471.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate 1-硝基-2-(二氟甲氧基)-4-氟苯 Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2025, 435, 4199-4215.