3,4-Difluorobenzoyl chloride → HCID 67242875, compound

Participants

Reaction Steps

The title compound was prepared as described for Example 105 from 3,4-difluorobenzoyl chloride and 2-tert-butyl-5-phenyl-4-(piperidin-4-ylamino)isothiazol-3(2H)-one 1,1-dioxide (Example 75) to give the title compound (0.033 g, 24%). 1H NMR (500 MHz CDCl3): δ 7.54-7.50 (m, 2H), 7.48-7.42 (m, 3H), 7.22-7.14 (m, 2H), 7.10-7.04 (m, 1H), 5.23 (d, 1H), 4.40 (bs, 1H), 3.58 (bs, 1H), 3.22-3.12 (m, 1H), 2.58-2.46 (m, 2H), 1.80-1.60 (m, 11H), 1.42-1.14 (m, 2H); 13C NMR (125 MHz CDCl3): δ 168.3, 159.7, 152.6, 152.4, 151.6, 151.4, 150.6, 150.4, 149.6, 149.4, 133.9, 132.5, 131.8, 130.3, 129.0, 125.2, 123.7, 117.9, 117.8, 116.9, 116.8, 107.8, 61.9, 50.2, 46.0, 32.5, 27.8; Mass Spectrum: M−H+ 502.

Provenance & Evidence