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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 747699Generated: October 26, 2026

ethyl 4-(4,5-dihydro-1H-imidazol-2-yl)benzoate → ethyl 4-(1H-imidazol-2-yl)benzoate

https://huagongshe.com/reaction/747699

Reaction equation

Participants

RoleNameHCIDCharge
Reactantethyl 4-(4,5-dihydro-1H-imidazol-2-yl)benzoateHCID 22709787—
CatalystPalladiumHCID 23938—
SolventTolueneHCID 1140—
SolventEthyl AcetateHCID 8857—
Productethyl 4-(1H-imidazol-2-yl)benzoateHCID 17788902—

Reaction Steps

500 mg (2.3 mmol) of ethyl 4-(2-imidazoline-2-yl)benzoate and 500 mg of 10% palladium/carbon were heated in 20 ml of toluene under reflux in argon atmosphere for 9 hours. The reaction liquid was diluted with ethyl acetate and filtered through Celite. The filtrate was concentrated to obtain the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07396844B1
Source datasetuspto-grants-2008_07
ORD IDord-3aae55ec152741afa79a5cde7036aec0
Source noteuspto-grants-2008_07