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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1857169Generated: November 4, 2026

Ethyl 3-isocyanatobenzoate → HCID 22132740, compound

https://huagongshe.com/reaction/1857169

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl 3-isocyanatobenzoateHCID 589806—
Reactant4-[(6,7-Dimethoxyquinolin-4-yl)oxy]anilineHCID 11594543—
SolventTolueneHCID 1140—
ProductHCID 22132740HCID 2213274020.6%

Reaction Steps

6,7-Dimethoxy-4-(4-aminophenoxy)quinoline (53 mg) was dissolved in toluene (5 ml) with heat, 3-ethoxycarbonylphenyl isocyanate (284 mg) was added, and the admixture was refluxed with heat for 1 hour. The resulting residue was purified by column chromatography on silica gel eluting with chloroform/acetone (10/1) to obtain 18 mg of the title compound (yield: 20%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06143764
Source datasetuspto-grants-2000_11
ORD IDord-83bc87fdb16d4e408e49e1d17eb6055c
Source noteuspto-grants-2000_11