Phosphorus tribromide → 1-(Bromomethyl)-3-chlorobenzene

HRID 36340

Reaktionsgleichung

Reaktionsgleichung von HRID 36340
[Cl:1][C:2]1[CH:3]=[C:4]([CH:7]=[CH:8][CH:9]=1)[CH2:5]O.P(Br)(Br)[Br:11]>O1CCCC1>[Cl:1][C:2]1[CH:3]=[C:4]([CH:7]=[CH:8][CH:9]=1)[CH2:5][Br:11]

Komponenten

4

Reaktionsbedingungen

Temperatur
0 °C

Versuchsvorschrift

A solution of 260 ul of 3-chlorobenzyl alcohol dissolved in 2.5 ml of dry tetrahydrofuran is cooled to 0° C. and 120 ul of PBr3 added. The reaction is stirred for 3 hours and extracted with ether. The organic layer is washed with saturated sodium bicarbonate and evaporated to give the desired product.

Aufarbeitung

  1. extractionextracted with ether
  2. washThe organic layer is washed with saturated sodium bicarbonate
  3. customevaporated

Quellen und Nachweise

ORD-Eintrag
ord-2e356bec6541419499a7e4e5503f2522
Quelldatensatz
uspto-grants-1995_05
Patentnummer
US05414001

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