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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 856724Generated: October 30, 2026

Calcium Chloride → 4-[2-(1H-Imidazol-1-yl)ethoxy]aniline

https://huagongshe.com/reaction/856724

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCalcium ChlorideHCID 5284359—
Reactant1-(2-(P-NO2Phenoxy)ethyl)imidazoleHCID 13569186—
SolventEthanolHCID 702—
Product4-[2-(1H-Imidazol-1-yl)ethoxy]anilineHCID 1356920355.6%

Reaction Steps

To 1-[2-(4-nitrophenoxy)ethyl]imidazole (0.64 g) was added 85% ethanol solution (19.2 ml), calcium chloride (0.15 g) and reduced iron (0.77 g) were added to the mixture, and the mixture was heated to reflux for 3 hours. After cooling to room temperature, the mixture was filtered with. Celite, and washed with ethyl acetate. The solvent was removed under reduced pressure, and the obtained residue was dissolved in ethyl acetate. The organic layer was washed with saturated brine, and dried over magnesium sulfate. The solvent was removed under reduced pressure, and the obtained residue was purified by silica gel column chromatography, to give 4-[2-(imidazol-1-yl)ethoxy]aniline (0.31 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07262185B2
Source datasetuspto-grants-2007_08
ORD IDord-4d105b04526c421aac613ab7921dc257
Source noteuspto-grants-2007_08