反应详情

The title compound was prepared according to the procedure of Example 8 using N′-hydroxynicotinimidamide (Aldrich) and 2,3-difluorobenzoic acid (Aldrich). 1H NMR (300 MHz, CD3OD) δ 7.51-7.67 (m, 2 H), 8.08-8.14 (m, 1 H), 8.18 (ddd, J=10.7, 7.5, 2.0 Hz, 1 H), 8.55 (dt, J=8.0, 1.9 Hz, 1 H), 8.74 (dd, J=5.2, 1.6 Hz, 1 H), 9.29 (dd, J=2.4, 0.8 Hz, 1 H) ppm; MS (DCI/NH3) m/z 260 (M+H)+.