Proficient synthesis of quinoxaline and phthalazinetrione derivatives using [C8dabco]Br ionic liquid as catalyst in aqueous media

► [C8dabco]Br as a catalyst for synthesis of quinoxalines and phthalazinetriones ► Use of reusable catalyst, aqueous media are notable aspects of the protocols. ► [C8dabco]Br will provide new opportunities for the study of green synthesis.