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319953 Sigma-Aldrich

Benzene

ACS reagent, ≥99.0%

  • CAS Number 71-43-2

  • Empirical Formula (Hill Notation) C6H6

  • Molecular Weight 78.11

  •  Beilstein/REAXYS Number 969212

  •  EC Number 200-753-7

  •  MDL number MFCD00003009

  •  PubChem Substance ID 329753940

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Properties

Related Categories ACS Grade, ACS Grade Solvents, ACS and Reagent Grade Solvents, Amber Glass Bottles, Benzene and Benzene Solutions,
grade   ACS reagent
vapor density   2.77 (vs air)
vapor pressure   166 mmHg ( 37.7 °C)
  74.6 mmHg ( 20 °C)
InChI Key   UHOVQNZJYSORNB-UHFFFAOYSA-N
assay   ≥99.0%
autoignition temp.   1043 °F
expl. lim.   8 %
impurities   H2SO4, passes test (darkened)
  thiophene, passes test (limit ∼1ppm)
  ≤0.005% S compounds
  ≤0.05% water (Karl Fischer)
evapn. residue   ≤0.001%
color   APHA: ≤10
refractive index   n20/D 1.501 (lit.)
bp   80 °C (lit.)
mp   5.5 °C (lit.)
density   0.874 g/mL at 25 °C (lit.)

Description

Packaging

1, 2.5, 4 L in glass bottle

500 mL in glass bottle

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
RIDADR 
UN1114 - class 3 - PG 2 - Benzene
WGK Germany 
3
RTECS 
CY1400000
Flash Point(F) 
12.2 °F
Flash Point(C) 
-11 °C

Documents

Certificate of Analysis

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Certificate of Origin

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Dispensette™ S
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...

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Pressure-Temperature Nomograph Interactive Tool

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Properties of Solvents Table

The table below presents the physical characteristics of common solvents. Easily reference or compare solvent properties like boiling point, density, and refractive index all from one list.
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Peer-Reviewed Papers
15

References

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