HCID 57919231, compound → HCID 86635177, compound

Participants

Reaction Steps

Using the method described in Example 49, 2-[4-(2,6-difluoro-phenoxy)-6-oxo-6H-pyridazin-1-yl]-4-ethyl-hexanoic acid (Intermediate 31) and 1-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-1H-pyrazol-3-ylamine (Intermediate 3) afforded 2-[4-(2,6-difluoro-phenoxy)-6-oxo-6H-pyridazin-1-yl]-4-ethyl-hexanoic acid {1-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-1H-pyrazol-3-yl}-amide as light yellow solid (472.6 mg, 49%). 1H NMR (300 MHz, DMSO-d6) δ ppm −0.07 (s, 6H), 0.71-0.88 (m, 6H), 0.80 (s, 9H), 0.92-1.51 (m, 5H), 1.74-1.99 (m, 1H), 2.03-2.23 (m, 1H), 3.85 (t, J=5.1 Hz, 2H), 4.06 (t, J=5.1 Hz, 2H), 5.52 (dd, J=10.7, 4.4 Hz, 1H), 6.03 (d, J=2.7 Hz, 1H), 6.36 (d, J=2.1 Hz, 1H), 7.31-7.51 (m, 3H), 7.53 (d, J=2.1 Hz, 1H), 8.28 (d, J=2.7 Hz, 1H), 10.82 (s, 1H).

Provenance & Evidence