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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1165097Generated: October 30, 2026

Water → HCID 54539569, compound

https://huagongshe.com/reaction/1165097

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantResorcinolHCID 5054—
ReactantBoron trifluoride etherateHCID 8000—
Reactant3,7,11,15-Tetramethylhexadec-2-en-1-olHCID 145386—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 54539569HCID 5453956914.4%

Reaction Steps

3,7,11,15-Tetramethyl-2-hexadecen-1-ol(14.8 g; 50 mmole) in 15 ml of dioxane was dropwise added to 11.0 g (100 mmole) of 1,3-benzenediol and 4.3 g (30 mmole) of boron trifluoride ethyl etherate in 30 ml of diozane at room temperature over one hour. After stirring the reaction solution at that temperature overnight, the solution was poured into 75 ml of water and was extracted with isopropyl ether (100 ml). The extract was washed with 200 ml of water (3 times) and 200 ml of saturated aqueous solution of sodium chloride (3 times) followed by drying it over anhydrous magnesium sulfate, distilling off the solvent and subjecting the resulting residue to silica gel column chromatography to thereby obtain 2.80 g of the title compound from the fractions eluted with hexane-ethyl acetate (3:1). Yield=14%.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04906669
Source datasetuspto-grants-1990_03
ORD IDord-bb680a75db4847469e421074e04d1104
Source noteuspto-grants-1990_03