反应详情

2.7 gm of 4,4-dimethyl-7-amino-8-nitro-2H,4H-isoquinoline-1,3-dione were admixed with 50 ml of chloroform and 2.5 ml of triethylamine. Subsequently, 2.2 gm of 2,4-dimethoxybenzoylchloride were added, and the mixture was refluxed for 2 hours. After cooling the solution was evaporated and the precipitate was suction-filtered off and digested with water while heating.

1. temperaturethe mixture was refluxed for 2 hours
2. temperatureAfter cooling the solution
3. customwas evaporated
4. filtrationthe precipitate was suction-filtered off
5. temperaturewhile heating