HCID 20329348, compound → HCID 20329341, compound

Participants

Reaction Steps

2 g. of 1-[4-(t-butoxycarbonyl)-piperazinomethyl]-8-chloro-6-phenyl-4H-s-triazolo[4,3-a][1,5]benzodiazepin-5-one in 50 ml of trifluoroacetic acid is stirred for 2 hours. The reaction mixture is evaporated and the residue partitioned between methylene chloride and aqueous sodium bicarbonate. The organic phase is washed with water, dried and evaporated to give the title compound.

Provenance & Evidence