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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1802598Generated: November 2, 2026

8-Hydroxyquinoline → HCID 66974111, compound

https://huagongshe.com/reaction/1802598

Reaction equation

Participants

RoleNameHCIDCharge
Reactant8-HydroxyquinolineHCID 1923—
ReactantPotassium CarbonateHCID 11430—
ReactantHCID 66974180HCID 66974180—
ReactantHCID 178519868HCID 178519868—
CatalystCopper(1+) iodide; Copper(I) iodide; Cuprous iodide; Cuprous iodide (CuI)HCID 24350—
SolventDimethyl SulfoxideHCID 679—
ProductHCID 66974111HCID 66974111—

Reaction Conditions

Temperature130 °C

Reaction Steps

A mixture of 2-iodo-5-(2-oxopyridin-1(2H)-yl)benzoic acid prepared above (220 mg, 0.65 mmol), 4-hydroxymethylimidazole II-1 (126 mg, 1.29 mmol), 8-hydroxyquinoline (19 mg, 0.13 mmol) and K2CO3 (290 mg, 2.10 mmol) in DMSO (2 mL) was degassed with Ar before being charged with CuI (25 mg, 0.13 mmol). The mixture in a sealed tube was heated at 130° C. overnight. It was then purified by HPLC to give 2-(4-(hydroxymethyl)-1H-imidazol-1-yl)-5-(2-oxopyridin-1(2H)-yl)benzoic acid (92 mg). MS 312.1 (M+H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08349873B2
Source datasetuspto-grants-2013_01
ORD IDord-8d51bffa380f4992ba15cbf25dc650b0
Source noteuspto-grants-2013_01