Triphenylphosphine → [(4-Bromophenyl)methyl]triphenylphosphanium bromide

HRID 1250422Notes

Reaction equation

HRID 1250422 reaction equation
[C:1]1([P:7]([C:14]2[CH:19]=[CH:18][CH:17]=[CH:16][CH:15]=2)[C:8]2[CH:13]=[CH:12][CH:11]=[CH:10][CH:9]=2)[CH:6]=[CH:5][CH:4]=[CH:3][CH:2]=1.[Br:20][C:21]1[CH:28]=[CH:27][C:24]([CH2:25]Br)=[CH:23][CH:22]=1>C1C=CC=CC=1>[Br-:20].[Br:20][C:21]1[CH:28]=[CH:27][C:24]([CH2:25][P+:7]([C:1]2[CH:2]=[CH:3][CH:4]=[CH:5][CH:6]=2)([C:8]2[CH:13]=[CH:12][CH:11]=[CH:10][CH:9]=2)[C:14]2[CH:15]=[CH:16][CH:17]=[CH:18][CH:19]=2)=[CH:23][CH:22]=1

Participants

4

Reactant 2

HCID 11776TriphenylphosphineHCID 685274-Bromobenzyl bromide

Product 1

HCID 2724858[(4-Bromophenyl)methyl]triphenylphosphanium bromideYield 95%

Reagents, catalysts & solvents 1

HCID 241BenzeneSolvent

Procedure

Triphenylphosphine and benzene were added to 4-bromobenzyl bromide, and then the mixture was refluxed for 12 hours, resulting in 4-bromobenzyltriphenylphosphonium bromide (G) (yield: 95%).

Workup

  1. temperaturethe mixture was refluxed for 12 hours

Sources & evidence

ORD record
ord-107f6f2091104d64a278e57715841847
Source dataset
uspto-grants-2002_01
Patent number
US06338909B1

Reaction notes

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