Oxalyl chloride → N-[2-(3-Dimethylamino-pyrrolidin-1-yl)-benzothiazol-6-yl]-3-naphthalen-2-yl-acrylamide

Participants

Reaction Steps

Prepare according to Method C (Example 9), using 3-(2-naphthyl)acrylic acid (69 mg, 0.348 mmol), oxalyl chloride (150 μL, 1.72 mmol), and 2-(3-dimethylamino-pyrrolidin-1-yl)-benzothiazol-6-ylamine (60 mg, 0.229 mmol) to afford the title compound (97 mg, 96%). mass spectrum (m/e): 442.0 [M+H]. 1H NMR (400 MHz, DMSO-d6) δ 10.27 (s, 1H), 8.30 (d, 1H, J=1.3 Hz), 8.14 (s, 1H), 8.00-7.92 (m, 3H), 7.78 (dd, 1H, J=8.5, 1.6 Hz), 7.71 (d, 1H, J=15.6), 7.59-7.54 (m, 2H), 7.45-7.42 (m, 2H), 6.97 (d, 1H, J=15.4 Hz), 3.71 (t, 1H, J=8.1 Hz), 3.62 (t, 1H, J=7.9 Hz), 3.47 (m, 1H), 3.26 (m, 1H), 2.89 (m, 1H), 2.21-2.17 (m, 7H), 1.94-1.86 (m, 1H).

Provenance & Evidence