反应详情

The title compound was prepared according to the procedure of Example 8 using N′-hydroxynicotinimidamide (Aldrich) and 3-(tert-butoxycarbonylamino)benzoic acid (Aldrich). 1H NMR (300 MHz, CDCl3) δ 1.56 (s, 9 H), 6.71 (s, 1 H), 7.39-7.58 (m, 2 H), 7.68 (d, J=7.9 Hz, 1 H), 7.89 (d, J=9.1 Hz, 1 H), 8.24 (s, 1 H), 8.45 (d, J=7.9 Hz, 1 H), 8.77 (d, J=4.8 Hz, 1 H), 9.40 (s, 1 H) ppm; MS (DCI/NH3) m/z 339 (M+H)+, 356 (M+NH4)+.