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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 328421Generated: October 25, 2026

7-Chloro-5-(2-chlorophenyl)-2-hydrazinyl-3H-1,4-benzodiazepine → 7-chloro-2-[[1-carboxy-3-(dimethylamino)propylidene]hydrazino]-5-(o-chlorophenyl)-3H-1,4-benzodiazepine

https://huagongshe.com/reaction/328421

Reaction equation

Participants

RoleNameHCIDCharge
Reactant7-Chloro-5-(2-chlorophenyl)-2-hydrazinyl-3H-1,4-benzodiazepineHCID 12390875—
Reactant4-(Dimethylamino)-2-oxobutanoic acidHCID 21441574—
Product7-chloro-2-[[1-carboxy-3-(dimethylamino)propylidene]hydrazino]-5-(o-chlorophenyl)-3H-1,4-benzodiazepineHCID 54058667—

Reaction Steps

In the manner given in Example 13, 7-chloro-2-hydrazino-5-(o-chlorophenyl)-3H-1,4-benzodiazepine can be stirred with 4-(dimethylamino)-2-oxobutanoic acid at room temperature to give 7-chloro-2-[[1-carboxy-3-(dimethylamino)propylidene]hydrazino]-5-(o-chlorophenyl)-3H-1,4-benzodiazepine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04017492
Source datasetuspto-grants-1977_04
ORD IDord-f9ae089abdfb40eab2dbbd7d7a2d3a2e
Source noteuspto-grants-1977_04