Methyl 6-aminonicotinate → HCID 44466929, compound

Participants

Reaction Steps

Using the method described in Example 66, 3-cyclopentyl-2-[6-oxo-4-(5,6,7,8-tetrahydro-naphthalen-1-yloxy)-6H-pyridazin-1-yl]-propionic acid (Intermediate 39) and 6-amino-nicotinic acid methyl ester afforded 6-{3-cyclopentyl-2-[6-oxo-4-(5,6,7,8-tetrahydro-naphthalen-1-yloxy)-6H-pyridazin-1-yl]-propionylamino}-nicotinic acid methyl ester as an off-white solid (153 mg, 38%); ES+-HRMS m/e calcd for C29H32N4O5 [M+H+] 517.2446 found 517.2442. 1H-NMR (300 MHz, CDCl3) δ ppm 1.06-1.31 (m, 2H), 1.31-1.99 (m, 1H), 2.11-2.42 (m, 2H), 2.55 (br s, 2H), 2.81 (br s, 2H), 3.93 (s, 3H), 5.64 (t, J=7.4 Hz, 1H), 5.93 (s, 1H), 6.83 (d, J=7.7 Hz, 1H), 7.04 (d, J=7.7 Hz, 1H), 7.15 (t, J=7.7 Hz, 1H), 7.94 (s, 1H), 8.29 (s, 2H), 8.87 (s, 1H), 9.25 (br s, 1H).

Provenance & Evidence