3-(Trifluoromethyl)phenylcyanamide → HCID 178490592、化合物

関与物質

反応手順

A mixture of 3-cyanamidobenzotrifluoride (0.40 g, 2.15 mmol), 2-methoxy-5-triflouromethylaniline hydrochloric acid salt (0.53 g, 2.33 mmol) and acetonitrile (20 ml) was stirred at reflux for 40 h. The solvent was evaporated. Dichloromethane (50 ml) was added and the mixture was washed with saturated aqueous sodium hydrogen carbonate (50 ml). The organic phase was purified by chromatography using silica gel and a mixture of methanol (10%) and dichloromethane as eluent. The product was isolated as the free base. Yield 0.40 g, 49%. M.p. 45-47° C.

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