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Key Documents

D44804

Sigma-Aldrich

α,α′-Dibromo-p-xylene

97%

Synonym(s):

1,4-Bis(bromomethyl)benzene, p-Xylylene dibromide

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About This Item

Linear Formula:
C6H4(CH2Br)2
CAS Number:
Molecular Weight:
263.96
Beilstein:
1100019
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

97%

form

crystals

bp

245 °C (lit.)

mp

143-145 °C (lit.)

SMILES string

BrCc1ccc(CBr)cc1

InChI

1S/C8H8Br2/c9-5-7-1-2-8(6-10)4-3-7/h1-4H,5-6H2

InChI key

RBZMSGOBSOCYHR-UHFFFAOYSA-N

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Application

α,α′-Dibromo-p-xylene can be used as a building block to synthesize:      
  • Phthalazinone derivatives, which are reported as potent inhibitors of phosphodiesterase 4.    
  • N-Phenylated polyamine via polycondensation reaction with aniline and α, α′-dianilino-p-xylene.     
  • Porous polymeric network (PPN) via a Friedel-Crafts alkylation reaction with triphenylamine using FeCl3 as an oxidizing agent.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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