Hydrazine → HCID 21494729, compound

Participants

Reaction Steps

In the manner given in Example 1C, 2'-chloro-5-nitro- 2-[3-[2-(dimethylamino)ethyl]-5-(phthalimidomethyl)-4H-1,2,4-triazol-4-yl]benzophenone in ethanol is refluxed with hydrazine to give 1-[2-(dimethylamino)ethyl]-8-nitro-6-(o-chlorophenyl)-4H-s-triazolo[4,3-a][1,4]benzodiazepine. This compound is converted to its hydrochloride by treating it with ethereal hydrogen chloride.

Provenance & Evidence