3-Isopropoxybenzeneboronic acid → 1-(1,3-Dimethyl-1H-pyrazol-4-yl)-8-(3-isopropoxy-phenyl)-3-methyl-1,3-dihydro-imidazo[4,5-c]quinolin-2-one

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The title compound was synthesized in a similar manner as described for Example 1.1 using 8-bromo-1-(1,3-dimethyl-1H-pyrazol-4-yl)-3-methyl-1,3-dihydro-imidazo[4,5-c]quinolin-2-one (Intermediate A) and 3-isopropoxyphenylboronic acid (Aldrich, Buchs, Switzerland) to give the title compound as a white solid. (HPLC: tR 2.95 min (Method A); M+H=428 MS-ES; 1H-NMR (d6-DMSO, 400 MHz) 8.96 (s, 1H), 8.19-8.16 (m, 1H), 8.09-8.05 (m, 1H), 7.94-7.89 (m, 1H), 7.57-7.54 (m, 1H), 7.39-7.33 (m, 1H), 7.10-7.06 (m, 1H), 6.94-9-6.90 (m, 2H), 4.68 (hp, 1H), 3.92 (s, 3H), 3.57 (s, 3H), 1.95 (s, 3H), 1.30 (t, 6H))

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