3-(5,6-Dihydro-4H-pyrrolo[3,2,1-ij]quinolin-1-yl)-4-(5-bromo-1H-indol-3-yl)-pyrrole-2,5-dione → (+/-)-trans-3-(5,6-dihydro-4H-pyrrolo[3,2,1-ij]quinolin-1yl)-4-(5-bromo-1H-indol-3-yl)pyrrolidine-2,5-dione

Participants

Reaction Steps

3-(5,6-dihydro-4H-pyrrolo[3,2,1-ij]quinolin-1yl)-4-(5-bromo-1H-indol-3-yl)pyrrole-2,5-dione, prepared as in Example 24, was reduced with Mg in methanol as described in Example 2, Procedure C, to yield (±)-trans-3-(5,6-dihydro-4H-pyrrolo[3,2,1-ij]quinolin-1 yl)-4-(5-bromo-1H-indol-3-yl)pyrrolidine-2,5-dione. 1H NMR (CD3OD) δ: 2.18-2.26 (m, 2H), 2.96 (t, J=6.0 Hz, 2H), 4.12 (t, J=6.4 Hz, 2H), 4.40 (d, J=6.8 Hz, 1H), 4.52 (d, J=6.8 Hz, 1H), 6.86-6.96 (m, 2H), 7.08 (s, 1H), 7.13-7.30 (m, 5H)

Provenance & Evidence