Triethylamine → HCID 57917659, compound

Participants

Reaction Steps

To a solution of N-cyclobutyl-3-(piperazin-1-ylmethyl)benzamide (8.78 mmol, 2.4 g), 4-amino-3-fluorobenzoic acid (8.78 mmol, 1.362 g) and triethylamine (26.3 mmol, 3.67 mL, 2.67 g) in dichloromethane (50 mL) was added 1-propanephosphonic acid cyclic anhydride (13.17 mmol, 7.84 mL, 8.38 g, 50% solution in ethyl acetate). The reaction was stirred for 1 hour then was diluted with ethyl acetate/sodium hydrogen carbonate (aqueous). The organic layer was separated, dried (magnesium sulfate) and concentrated under reduced pressure to give the title compound (2.4 g).

Provenance & Evidence