Acetic Anhydride → HCID 22097068, compound

Participants

Reaction Steps

5.5 g (27 mmol) of 7-amino-1-ethyl-2,3(1H,4H)-quinoxalinedione were refluxed in 75 ml of acetic anhydride for 1 h. The mixture was then poured into ice-water and filtered. The filtrate was concentrated under reduced pressure to yield 5.7 g (86%) of the product. Melting point 303°-304° C. (decomposition).

Provenance & Evidence