2,6-Difluorobenzoyl isocyanate → HCID 23052547, compound

Participants

Reaction Steps

3.4 g of 2,6-difluorobenzoyl isocyanate, dissolved in 10 ml of dry toluene, are added at room temperature and with the exclusion of moisture to 5.6 g of 2,5-dichloro-4-pentafluoroethoxyaniline dissolved in 40 ml of dry toluene, and the batch is stirred for 10 hours. Approximately 60% of the solvent is then removed. The precipitate formed is filtered off with suction, washed with hexane and dried in vacuo. The title compound of formula ##STR15## is obtained in the form of colourless crystals; m.p. 178°-179° C.

Provenance & Evidence