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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2054623Generated: October 30, 2026

O-Toluidine → HCID 53269523, compound

https://huagongshe.com/reaction/2054623

Reaction equation

Participants

RoleNameHCIDCharge
ReactantO-ToluidineHCID 7242—
Reactant4-Chloro-1,2-dinitrobenzeneHCID 33097—
SolventEthanolHCID 702—
ProductHCID 53269523HCID 53269523—

Reaction Steps

81 ml of o-toluidine was added to absolution of 10 g of 1-chloro-3,4-dinitrobenzene in 50 ml of ethanol, and it was refluxed for 72 hours. It was concentrated by evaporation in a vacuum, the residue was taken up in ethyl acetate and 2N aqueous hydrochloric acid. The organic phase was extracted three more times with 2N aqueous hydrochloric acid, dried on sodium sulfate and concentrated by evaporation in a vacuum. The residue was purified by chromatography on silica gel.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07329679B2
Source datasetuspto-grants-2008_02
ORD IDord-2c01918b973547cd929ab2a8067028c0
Source noteuspto-grants-2008_02