Cyclopropylamine → N-cyclopropyl-3,4-difluorobenzamide

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Using cyclopropylamine and 3,4-difluorobenzoic acid in the general procedure for coupling of amines to carboxylic acids, the title compound was obtained (89% yield) as an off-white solid. 1H NMR (400 MHz, DMSO-d6) δ ppm 0.52-0.63 (m, 2 H) 0.63-0.74 (m, 2 H) 2.83 (tq, J=7.42, 3.98 Hz, 1 H) 7.52 (dt, J=10.55, 8.37 Hz, 1 H) 7.66-7.75 (m, 1 H) 7.85 (ddd, J=11.68, 7.89, 2.15 Hz, 1 H) 8.42-8.60 (m, 1 H). ESI-MS: m/z 198.1 (M+H)+. mp=104.1-108.4° C.

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