6-(4-oxocyclohexyl)-1,3-benzoxazol-2(3H)-one → HCID 178518615, compound

Participants

Reaction Steps

Condensation of 3-(2-Chloro-4-fluorophenyl)-1-propylamine (1.5 g, 6.5 mmol) and ketone 5 (1.5 g, 6.5 mmol), following the procedure described in Example 1, gave 6-{trans-4-[3-(2-chloro-4-fluorophenyl)-propylamino]cyclohexyl}-3H-benzoxazol-2-one (535 mg, 21%), as a white solid: 1H NMR (500 MHz, DMSO-d6): δ 7.41-7.35 (m, 2H), 7.17-7.13 (m, 2H), 6.99-6.94 (m, 2H), 3.60-2.90 (br s, 2H), 2.72 (t, J=8 Hz, 2H), 2.59 (t, J=8 Hz, 2H), 2.49-2.40 (m, 2H), 1.95 (br d, J=12 Hz, 2H), 1.77 (br d, J=12 Hz, 2H), 1.69-1.66 (m, 2H), 1.44 (dddd, J=13, 13, 13, 3 Hz, 2H), 1.13 (dddd, J=13, 13, 13, 3 Hz, 2H).

Provenance & Evidence