HCID 15337384, compound → HCID 15337385, compound

Participants

Reaction Steps

Cyclization of this as above, followed by immediate hydrolysis of the crude methyl 6-trifluoromethylacridine-4-carboxylate, gave 6-trifluoromethylacridine-4-carboxylic acid (81%), mp (MeOH/H2O) 244-246° C. 1H NMR [(CD3)2SO] δ 7.93 (t, J=7.9 Hz, 1 H, H-3), 7.98 (dd, J=8.9, 1.5 Hz, 1 H, ArH), 8.56 (d, J=8.8 Hz, 1 H, ArH), 8.60 (d, J=8.5 Hz, 1 H, ArH), 8.79 (dd, J=7.0, 1.1 Hz, 1 H, ArH), 8.86 (s, 1 H, H-5), 9.66 (s, 1 H, H-9).

Provenance & Evidence