methyl((1-methyl-1H-indol-2-yl)methyl)amine → (E)-3-(2,2-Dimethyl-3-oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazin-7-yl)-N-methyl-N-(1-methyl-1H-indol-2-ylmethyl)-acrylamide

Participants

Reaction Steps

According to the procedure of Example 43d, methyl-(1-methyl-1H-indol-2-ylmethyl)-amine (124 mg, 0.71 mmol) and 3-(2,2-dimethyl-3-oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazin-7-yl)-acrylic acid (160 mg, 0.64 mmol), were coupled to yield the title compound (167 mg, 64%) as a white solid and as a mixture of amide rotomers. 1H NMR (400 MHz, DMSO-d6) δ 11.03-11.04 (m, 1H), 8.15-8.20 (m, 1H), 7.89-7.94 (m, 1H), 7.41-7.56 (m, 3H), 7.39-7.41 (m, 1H), 7.00-7.12 (m, 1H), 6.14-6.99 (m, 1H), 4.87-5.05 (m, 2H), 3.68-3.72 (m, 3H), 2.99-3.10 (m, 3H), 1.39-1.44 (m, 6H); MS (ESI) m/e 405 (C23H24N4O3+H)+.

Provenance & Evidence