2-Chlorocyclohexanone → HCID 11666453, compound

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A solution of 4-Phenyl-1H-imidazole-2-thiol 24 (Maeda et al., Chem. Pharm. Bull. 1984, 32, 2536-2543) and 2-chlorocyclohexanone was refluxed in butanol for 3 hours. After cooling, the resulting precipitate was filtered to give 25 in 75% yield: mp 274-278° C.; 1H-NMR (DMSO-d6) 1.89 (m, 4H), 2.76 (m, 4H), 7.38 (t, 1H), 7.49 (t, 2H), 7.88 (d, 2H), 8.51 (s, 1H); HR-MS (EI) m/z 254.0874 (M+).

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