反应详情

To 200 ml of acetonitrile were added 14.8 g of phthalic anhydride and 24.2 g of di(2-ethylhexyl)amine and the mixture was refluxed for 2 hours and then concentrated to provide 39.0 g of oily 2-{N,N-di(2-ethylhexyl)carbamoyl}-benzoic acid.

1. temperaturethe mixture was refluxed for 2 hours
2. concentrationconcentrated