3-Thiophenamine, tetrahydro-, 1,1-dioxide → HCID 86656828, compound

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Reaction Steps

1-Methyl-2-(6-trifluoromethoxy-benzothiazol-2-ylamino)-1H-benzimidazole-5-carboxylic acid (1,1-dioxo-tetrahydro-1λ6-thiophen-3-yl)-amide (39 mg) was prepared by following General Procedure F using 1-methyl-2-(6-trifluoromethoxy-benzothiazol-2-ylamino)-1H-benzimidazole-5-carboxylic acid (41 mg), 1,1-dioxo-tetrahydro-1λ6-thiophen-3-ylamine (30 mg), HBTU (38 mg), and DIEA (0.1 ml). LCMS: m/z 527; and 1H NMR (DMSO-d6, 400 MHz): δ 8.72 (br, 1H), 8.09 (d, 1H), 7.92 (d, 1H), 7.78-7.63 (m, 2H), 7.48 (d, 1H), 7.34 (d, 1H), 4.72 (m, 1H), 3.62 (s, 3H), 3.52 (m, 1H), 3.38 (m, 1H), 3.20 (m, 1H), 3.08 (m, 1H), 2.43 (t, 2H), and 2.25 (m, 1H).

Provenance & Evidence