Water → HCID 178519900, compound

Participants

Reaction Steps

To a suspension of 360 mg (1.33 mmol) of 5-hydroxy-11H-8,10-dioxa-5-aza-benzo[de]anthracene-4,6-dione (from Example 45) in 20 mL dioxane was added 0.36 mL (6.98 mmol) of bromine. The reaction mixture was refluxed for 1 hour and poured into 150 mL water. The precipitate was isolated and dried to yield 290 mg of the title compound, mp 237-253° C. (dec.)

Provenance & Evidence