p-Toluenesulfonic acid monohydrate → HCID 58938133, compound

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6-(2-Ethoxy-5-trifluoromethyl-phenyl)-1-(tetrahydro-pyran-2-yl)-1H-imidazo-[4,5-c]pyridine-4-carbonitrile (67 mg) and para-toluenesulfonic acid hydrate (10 mg) were added in methanol (5 ml) and DCM (5 ml). The mixture was stirred at room temperature overnight before concentration and purification on preparative HPLC to afford 6-(2-Ethoxy-5-trifluoromethyl-phenyl)-1H-imidazo[4,5-c]pyridine-4-carbonitrile. 1H NMR (MeOH) δ 8.55 (s, 1H) 8.48 (s, 1H) 8.15 (s, 1H) 7.70 (d, 1H) 7.29 (d, 1H) 4.26 (q, 2H) 1.46 (t, 3H) MS m/z 333.1 (m+1)

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