3-(2-Bromoacetyl)pyridine hydrobromide → 3-Amino-6-chloro-1-ethoxycarbonyl-2-(nicotinoyl)indole

Participants

Reaction Steps

The title compound was prepared according to the procedure described in step 2 of Example 1 from 4-chloro-2-(ethoxycarbonylamino)benzonitrile (Example 1, step 1) and 3-(bromoacetyl)pyridine hydrobromide (H. McKennis et al., J. Org. Chem., 1963, 387). 1H-NMR (CDCl3) δ: 8.95 (1H, dd, J=0.7, 2.2 Hz), 8.70 (1H, dd, J=1.8, 4.8 Hz), 8.23 (1H, d, J=1.5 Hz), 8.03-7.99 (1H, m), 7.57 (1H, d, J=8.4 Hz), 7.41-7.28 (2H, m), 6.08 (2H, br s), 3.87 (2H, q, J=7.0 Hz), 0.92 (3H, t, J=7.0 Hz)

Provenance & Evidence