HCID 9904891, compound → HCID 136395960, compound

Participants

Reaction Steps

A solution of 100 mg (0.32 mmol) of 9-imidazol-1-yl-8-nitro-2,3,5,6-tetrahydro-[1,2,4]triazolo[1,5-c]quinazoline-2,5-dione and 10 ml of DMF was heated to 80° C. for 30 min. and subsequently concentrated to dryness. After trituration with acetone the residue was filtered off under suction. There were obtained 84 mg (84%) of 9-imidazol-1-yl-8-nitro-2,3,5,6-tetrahydro-[1,2,4]triazolo[4,3-c]quinazoline-3,5-dione.

Provenance & Evidence