2-Methylpyridine-5-boronic acid → HCID 49835247, compound

Participants

Reaction Steps

The title compound was synthesized in a similar manner as described for Example 1.1 using 8-bromo-1-(2,5-dimethyl-2H-pyrazol-3-yl)-3-methyl-1,3-dihydro-imidazo[4,5-c]quinolin-2-one (Intermediate C, 50 mg, 0.135 mmol) and 2-methylpyridine-5-boronic acid (Frontier Scientific, Logan, USA, 28 mg, 0.181 mmol) to give the title compound as a red solid. (HPLC: tR 2.20 min (Method A); M+H=385 MS-ES; 1H-NMR (d6-DMSO, 400 MHz) 9.02 (s, 1H), 8.62-8.52 (m, 1H), 8.17-8.08 (m, 1H), 8.00-7.91 (m, 1H), 7.81-7.73 (m, 1H), 7.39-7.32 (m, 1H), 7.13 (s, 1H), 6.52 (s, 1H), 3.62 (s, 3H), 3.51 (s, 3H), 2.55-2.45 (3H), 2.29 (s, 3H))

Provenance & Evidence