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HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
HRID 256246Erstellt: 24. Oktober 2026

Phosphorus tribromide → 2,2,5,5-Tetramethyl-1-cyclopentylmethylbromide

https://huagongshe.com/de/reaction/256246

Reaktionsgleichung

Beteiligte Stoffe

RolleNameHCIDEinwaage
EduktPhosphorus tribromideHCID 24614—
Edukt(2,2,5,5-Tetramethylcyclopentyl)methanolHCID 13629260—
LösungsmittelBenzeneHCID 241—
Produkt2,2,5,5-Tetramethyl-1-cyclopentylmethylbromideHCID 13629261—

Reaktionsbedingungen

Temperatur0 °C

Reaktionsschritte

2,2,5,5-Tetramethyl-1-cyclopentylmethanol is dissolved in benzene and stirred at 0° C. under argon. A solution of phosphorus tribromide in benzene is added and the mixture is stirred for 2 hours and then heated to 60° C. for 4 hours. The mixture is cooled, poured into ice and extracted with ether. The organic layer is washed with saturated NaHCO3, dried over MgSO4 and evaporated to yield 2,2,5,5-Tetramethyl-1-cyclopentylmethyl bromide.

Herkunft & Nachweise

DOI10.6084/m9.figshare.5104873.v1
PatentnummerUS04701552
Quelldatensatzuspto-grants-1987_10
ORD IDord-5170dffb20254a57b7ee49d170971e73
Quellennotizuspto-grants-1987_10