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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 267448Generated: October 29, 2026

Hydrazine → 8-chloro-6-(o-chlorophenyl)-2-methyl-4H-imidazo[1,2-a][1,4]benzodiazepine

https://huagongshe.com/reaction/267448

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrazineHCID 9321—
Reactant2',5-Dichloro-2-[4-methyl-2-(phthalimidomethyl)imidazol-1-yl]benzophenoneHCID 21555825—
SolventEthanolHCID 702—
Product8-chloro-6-(o-chlorophenyl)-2-methyl-4H-imidazo[1,2-a][1,4]benzodiazepineHCID 12707131—

Reaction Steps

In the manner given in Example 25, 2',5-dichloro-2-[4-methyl-2-(phthalimidomethyl)imidazol-1-yl]benzophenone in ethanol is heated with hydrazine to give 8-chloro-6-(o-chlorophenyl)-2-methyl-4H-imidazo[1,2-a][1,4]benzodiazepine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS03941803
Source datasetuspto-grants-1976_03
ORD IDord-11714be9494e42f58eb070fafb2c7283
Source noteuspto-grants-1976_03