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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 927205Generated: October 31, 2026

Benzyl Alcohol → HCID 22756278, compound

https://huagongshe.com/reaction/927205

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBenzyl AlcoholHCID 244—
ReactantWaterHCID 962—
Reactantp-Toluenesulfonic acidHCID 6101—
Reactant1,3-CyclopentanedioneHCID 77466—
SolventTolueneHCID 1140—
ProductHCID 22756278HCID 22756278—

Reaction Steps

A mixture of cyclopentane-1,3-dione (2.00 g, 20.4 mmol), benzyl alcohol (2.11 mL, 20.4 mmoL) and para-toluenesulfonic acid (35 mg, 0.20 mmol) in toluene (10.0 mL) is heated at reflux over night. Water is added, and the mixture is extracted with dichloromethane. The organic layer is concentrated, and the residue is purified by flash chromatography on silica (gradient cyclohexane/ethyl acetate 9:1 to cyclohexane/ethyl acetate 1:4). Yield: 1.66 g; ESI mass spectrum: [M+H]+=189; Retention time HPLC: 0.51 min (X012_S01).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09290459B1
Source datasetuspto-grants-2016_03
ORD IDord-b65c9cac054740fbbf1c437a05171a94
Source noteuspto-grants-2016_03