Phosphorus tribromide → 3-Cyclopentylbenzyl bromide

HRID 429898Notes

Reaction equation

HRID 429898 reaction equation
[CH:1]1([C:6]2[CH:7]=[C:8]([CH:11]=[CH:12][CH:13]=2)[CH2:9]O)[CH2:5][CH2:4][CH2:3][CH2:2]1.P(Br)(Br)[Br:15]>C(Cl)Cl>[CH:1]1([C:6]2[CH:7]=[C:8]([CH:11]=[CH:12][CH:13]=2)[CH2:9][Br:15])[CH2:5][CH2:4][CH2:3][CH2:2]1

Participants

4

Reactant 2

HCID 24614Phosphorus tribromideHCID 537885933-Cyclopentylbenzyl alcohol

Product 1

HCID 183524773-Cyclopentylbenzyl bromideYield 100%

Reagents, catalysts & solvents 1

HCID 6344DichloromethaneSolvent

Procedure

According to example 17, 5.77 g of 3-cyclopentylbenzyl alcohol was treated with 1.09 mL of PBr3 in 25 mL of anhydrous CH2Cl2 to afford 7.85 g (100%) of 3-cyclopentylbenzyl bromide as a light yellow liquid.

Sources & evidence

ORD record
ord-077f699dba0b41dfae22e3b2b03659b2
Source dataset
uspto-grants-2001_11
Patent number
US06319702B1

Reaction notes

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