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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 28312Generated: October 26, 2026

Hydroquinone → 4-(6-(2-Tetrahydropyranyl)oxyhexyloxy)phenol

https://huagongshe.com/reaction/28312

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydroquinoneHCID 785—
ReactantPotassium IodideHCID 4875—
ReactantPotassium CarbonateHCID 11430—
Reactant2-(6-Chlorohexyloxy)tetrahydro-2H-pyranHCID 329803—
SolventDimethyl SulfoxideHCID 679—
SolventWaterHCID 962—
Product4-(6-(2-Tetrahydropyranyl)oxyhexyloxy)phenolHCID 1783857682.5%

Reaction Steps

A mixture of 10 g of 2-(6-chlorohexyloxy)tetrahydropyrane, 25 g of hydroquinone, 31 g of potassiumcarbonate, 0.752 g of potassiumiodide and 250 ml of dimethylsulfoxide was allowed to react for 4 days at 80° C. Subsequently, the reaction mixture was cooled to room temperature and after addition of water extracted with ether. The organic phase was then dried over sodium sulphate, filtered and concentrated to dryness. Chromatography on silica with 10% ethylacetate in toluene gave 11 g of product as a yellowish oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07419620B2
Source datasetuspto-grants-2008_09
ORD IDord-7f83b244a5014c8fbe2f48fda79a83a5
Source noteuspto-grants-2008_09