反应详情

The titled compound was prepared according to the procedure of Method C using N′-hydroxynicotinimidamide (Aldrich) and pyridazine-4-carboxylic acid (Aldrich). 1H NMR (300 MHz, CD3OD) δ 7.67 (ddd, J=8.1, 5.0, 0.8 Hz, 1 H), 8.45 (dd, J=5.4, 2.4 Hz, 1 H), 8.60 (dt, J=8.1, 1.9 Hz, 1 H), 8.78 (dd, J=5.1, 1.7 Hz, 1 H), 9.34 (dd, J=2.2, 0.8 Hz, 1 H), 9.55 (dd, J=5.4, 1.4 Hz, 1 H), 9.94 (dd, J=2.2, 1.2 Hz, 1 H) ppm; MS (DCI/NH3) m/z=226 (M+H)+.