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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 457400Generated: October 29, 2026

Ethyl Acetate → HCID 18437837, compound

https://huagongshe.com/reaction/457400

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl AcetateHCID 8857—
ReactantN-bromobutanimideHCID 67184—
ReactantHCID 18437798HCID 18437798—
SolventAcetonitrileHCID 6342—
ProductHCID 18437837HCID 18437837—

Reaction Steps

To a solution of 1-methoxyethyl-3,4-dichloroimidazole (1.95 g, 10 mmol) in acetonitrile (50 mL) is added NBS (1.86 g, 1.05 mmol) at room temperature in portions. The reaction mixture is stirred at rt for 30 min. Ethyl acetate (100 mL) is added and washed with water, brine, dried over MgSO4, filtered and evaporated in vacuo to dryness. The crude product is purified by flash chromatography (hexane/ethyl acetate 100/5) to obtain 2-bromo-1-methoxyethyl-3,4-dichloroimidazole.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07186734B2
Source datasetuspto-grants-2007_03
ORD IDord-894559eed6bf488aafdaef0fab8c76fa
Source noteuspto-grants-2007_03