Hydrochloric Acid → HCID 178515194, compound

Participants

Reaction Steps

2-(4-Acetoxyphenyl)-imidazo[1,5,a]quinoxaline-1,3(2H,5H)-dione (250 mg) was added to an ethanol solution (50 mL) saturated with HCl. The solution was stirred for 2 hours and the solvent was removed in vacuo to yield 2-(4-Hydroxyphenyl)-imidazo[1,5,a]quinoxaline-1,3(2H,5H)-dione (Compound 41). m.p. 318-322° C.

Provenance & Evidence