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34440 Sigma

α,α′-Dibromo-p-xylene

purum, ≥98.0% (GC)

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

  • CAS Number 623-24-5

  • Linear Formula C6H4(CH2Br)2

  • Molecular Weight 263.96

  •  Beilstein Registry Number 1100019

  •  EC Number 210-781-1

  •  MDL number MFCD00000182

  •  PubChem Substance ID 24861248

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Properties

Related Categories Aryl, Building Blocks, C8, Chemical Synthesis, Halogenated Hydrocarbons,
InChI Key   RBZMSGOBSOCYHR-UHFFFAOYSA-N
grade   purum
assay   ≥98.0% (GC)
bp   245 °C(lit.)
mp   143-145 °C(lit.)
solubility   dioxane: soluble1 g/10 mL (hot)

Description

Other Notes

Same product — same quality — now Sigma brand

Application

α, α′-Dibromo-p-xylene may be used in the preparation of:
• third-generation bis(1-pyrazolyl)methane ligands
• 5,5′-[(p-phenyl­enedimethyl­ene)dithio]bis­(1-phen­yl-1H-1,2,3,4-tetra­zole)
• new bis 1,10-phenanthroline ligand (composed of two subunits of 7-(p-anisyl)-1,10-phenanthroline (phen) joined by p-(CH2)2C6H4(CH2)2 space groups at 4 positions), via Skraup synthesis
• stereoisomers of α,α′-bis[3-(N,N-diethylcarbamoyl)-piperidino]-p-xylene

Price and Availability

Suggested Laboratory Gloves


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Safety & Documentation

Safety Information

Symbol 
GHS05  GHS05
Signal word 
Danger
Hazard statements 
Precautionary statements 
RIDADR 
UN 3448 6.1 / PGII
WGK Germany 
3
Protocols & Articles
Peer-Reviewed Papers
15

References

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