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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 57563Generated: October 28, 2026

2-Bromoethanol → 2-(4-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)piperazin-1-yl)ethanol

https://huagongshe.com/reaction/57563

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-BromoethanolHCID 10898—
ReactantPotassium CarbonateHCID 11430—
Reactant1-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)piperazine hydrochlorideHCID 71093695—
SolventAcetonitrileHCID 6342—
Product2-(4-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)piperazin-1-yl)ethanolHCID 58486385—

Reaction Conditions

Temperature60 °C

Reaction Steps

To a solution of 1-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)piperazine hydrochloride (500 mg, 1.54 mmol) and potassium carbonate (430 mg, 3.1 mmol) in acetonitrile (20 mL) was added 2-bromoethanol (388 mg, 3.1 mmol), then the mixture was heated at 60° C. overnight under an atmosphere of nitrogen. Then the mixture was filtered over celite and washed with DCM, concentrated to give product as a light brown solid. MS (m/z): 333 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09434726B2
Source datasetuspto-grants-2016_09
ORD IDord-be7039892c9b4440990e7bc0b5df7e29
Source noteuspto-grants-2016_09