4-Fluorophenyl isocyanate → 6-Chloro-4-[4-(4-fluorophenylaminocarbonyl)piperazin-1-yl]quinoline

Participants

Reaction Steps

6-Chloro-4-(piperazin-1-yl)quinoline (0.25 g, 1.0 mmol), 4-fluorophenyl isocyanate (170 μL, 1.5 mmol), and DMAP (2 mg) in THF (10 mL) are reacted according to method C yielding the product as a colorless solid after column chromatography with hexane-EtOAc. 1H NMR ([D]6-DMSO), δ 3.17 (m, 4H), 3.75 (m, 4H), 7.08 (t, 2H), 7.10 (d, 1H), 7.46 (dd, 2H), 7.72 (dd, 1H), 7.98 (d, 1H), 8.01 (d, 1H), 8.68 (br. s, 1H), 8.72 (d, 1H).

Provenance & Evidence