反应详情

This compound was prepared from ethyl-2-bromo-4-fluorophenoxycarboxlate (4.0 g, 15.2 mmol) in the manner described for 2,4-difluoro-5-nitrophenol, affording 3.14 g (87.5%) of 2-bromo-4-fluoro-3-nitrophenol as a yellow solid. 1H-NMR (DMSO-d6) δ 11.19 (s, 1H), 7.89 (d, J=8.4 Hz, 1H), 7.57 (d, J=5.1 Hz, 1H).