Hydrochloric Acid → HCID 21190205, compound

Participants

Reaction Steps

To a suspension of 440 mg (1.09 mmol) of 4,5-dihydro-4-[4-[(2,2,2-trifluoro)ethanesulfonamido]butan-1-yl]-3H-1,4,8b-triazaacenaphthylene-3,5-dione in 20 ml of methanol was added 0.15 ml of conc. HCl, and the solvent was distilled off. To the residue was added acetone, and the resulting solid product was collected by filtration, followed by washing with acetone and drying to give 435 mg of the desired compound (90.6%, colorless solid), m.p.154.0-155.0° C.

Provenance & Evidence