反应详情

Reaction of 5-[N-(tert-butoxycarbonyl)amino]-2-fluoropyridine-4-carboxylic acid (1.0 g, 3.9 mmol) with TFA as described above gives 5-amino-2-fluoropyridine-4-carboxylic acid(0.46 g, 74%). 1H NMR (DMSO) δ 7.85 (1H, d, J=1.5 Hz), 7.23 (1H, d, J=2.5 Hz).