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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2197569Generated: October 31, 2026

Ethyl Bromide → HCID 58208009, compound

https://huagongshe.com/reaction/2197569

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl BromideHCID 6332—
ReactantCesium carbonateHCID 10796—
ReactantEthylacetate heptaneHCID 21899848—
Reactant6-broMo-8-hydroxy-iMidazo[1,2-a] pyridine hydrochlorideHCID 67007539—
SolventAcetoneHCID 180—
SolventDimethylformamideHCID 6228—
ProductHCID 58208009HCID 5820800950%

Reaction Steps

6-Bromoimidazo[1,2-a]pyridin-8-ol hydrochloride (40 mg, 0.16 mmol) and Cs2CO3 (104 mg, 0.32 mmol) in acetone (0.64 mL) and DMF (0.2 mL) was added ethyl bromide (12 μL). The reaction was stirred for 48 h then the volatile solvents were removed and the residue then added water (0.8 mL). The resulting solids were stirred, filtered, and rinsed with water. The water filtrate was extracted with EtOAc and then combined with the solid crude products. The residue was purified via column chromatography (25% then 50% EtOAc/heptane) to afford the product (19 mg, 50% yield).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08338604B2
Source datasetuspto-grants-2012_12
ORD IDord-706ac94243fa4842b64e196700aaa8e1
Source noteuspto-grants-2012_12