4-Aminopyridine → HCID 44514774, compound

Participants

Reaction Steps

To a stirred solution of tert-butyl 3-{[4-(4-aminophenyl)-6-morpholin-4-yl-1,3,5-triazin-2-yl]amino}azetidine-1-carboxylate (200 mg, 0.47 mmol) in DCM (100 ml) at 0° C., triphosgene (300 mg) and triethylamine (3 ml) was added slowly. The reaction mixture was stirred for 15 minutes and 4-aminopyridine (200 mg. 2.1 mmol) was added. The reaction mixture was stirred at room temperature for 24 hours and concentrated. It was quenched with cold water and the separated solid was filtered and washed with water. It was dried and purified by Gilson HPLC. Yield 100 mg (40%); (M+H) 548.6

Provenance & Evidence