反应详情

Intermediate 13 (5.0 g) was dissolved in ethanol (60 ml), 3-methoxyaniline (3.37 ml) (available from Aldrich) was added, and the mixture was heated under reflux for 2.5 h. The resulting precipitate was filtered off and washed with ether to give the title compound.

1. temperaturethe mixture was heated
2. temperatureunder reflux for 2.5 h
3. filtrationThe resulting precipitate was filtered off
4. washwashed with ether