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294780 Sigma-Aldrich

o-Xylene

anhydrous, 97%

Synonym: 1,2-Dimethylbenzene

  • CAS Number 95-47-6

  • Linear Formula C6H4(CH3)2

  • Molecular Weight 106.17

  •  Beilstein/REAXYS Number 1815558

  •  EC Number 202-422-2

  •  MDL number MFCD00008519

  •  PubChem Substance ID 57648373

  •  NACRES NA.21

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Properties

Related Categories Anhydrous Solvents, Solvent Bottles, Solvent Packaging Options, Solvent by Application, Solvents,
Quality Level   100
grade   anhydrous
vapor density   3.7 (vs air)
vapor pressure   <0.1 atm ( 21.1 °C)
  16 mmHg ( 37.7 °C)
  7 mmHg ( 20 °C)
assay   97%
form   liquid
autoignition temp.   867 °F
expl. lim.   7 %
impurities   <0.003% water
  <0.005% water (100 mL pkg)
evapn. residue   <0.0003%
refractive index   n20/D 1.505 (lit.)
bp   143-145 °C (lit.)
mp   -26--23 °C (lit.)
solubility   water: partially soluble 0.1705 g/L at 25 °C
density   0.879 g/mL at 20 °C (lit.)
SMILES string   Cc1ccccc1C
InChI   1S/C8H10/c1-7-5-3-4-6-8(7)2/h3-6H,1-2H3
InChI key   CTQNGGLPUBDAKN-UHFFFAOYSA-N

Description

Application

o-Xylene may be used as a solvent for the synthesis of N,N-dimethyl-5β-cholest-3-ene-5-acetamide from cholest-4-en-3β-ol. It may also be used as a starting material in the preparation of o-xylyl bromide, 4-bromo-o-xylene{45 and o-toluic acid.

Packaging

1, 2 L in Sure/Seal™

100 mL in Sure/Seal™

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Target organs 
Respiratory system
RIDADR 
UN1307 - class 3 - PG 3 - Xylenes
WGK Germany 
WGK 2
RTECS 
ZE2450000

Documents

Certificate of Analysis (COA)

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Certificate of Origin (COO)

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Protocols & Articles

Articles

Pressure-Temperature Calculator for Solvents

*Calculations provide estimated results based on Antoine's Coefficients and their associated temperature range values. Antoine's Coefficients were obtained from the National Institute of Standards an...

Peer-Reviewed Papers
15

References

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