反应详情

The title compound was prepared as described in Example 17 from 4-methoxy-phenylacetic acid hydrazide (1.39 mmol) and 3-chloro-6-thiophen-2-yl-pyridazine (0.32 mmol) as a pale orange solid. 1H NMR (CD3OD) δ 8.17 (1H, d, J=9.8 Hz), 7.92 (1H, dd, J=3.8 Hz, 1.2 Hz), 7.88 (1H, d, J=9.9 Hz), 7.74 (1H, dd, J=5.0 Hz, 1.0 Hz), 7.40 (2H, d, J=8.8 Hz), 7.23 (1H, dd, J=5.0 Hz, 3.8 Hz), 6.88 (2H, d, J=8.9 Hz,), 4.51 (s, 2H), 3.75 (3H, s). ESI-MS (m/z): Calcd for C17H14N4OS: 322.1; found 323.2 (M+H).