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Benzene

Catalog No. 12550 Name Sigma Aldrich
CAS Number 71-43-2 Website http://www.sigmaaldrich.com
M. F. C6H6 Telephone 1-800-521-8956
M. W. 78.11184 Fax
Purity ≥99.5% (GC) Email
Storage Chembase ID: 88240

SYNONYMS

Title
IUPAC name
benzene
IUPAC Traditional name
benzene

DATABASE IDS

CAS Number 71-43-2
EC Number 200-753-7
MDL Number MFCD00003009
Beilstein Number 969212

PROPERTIES

Empirical Formula (Hill Notation) C6H6
Grade ACS reagent
Grade for UV-spectroscopy
λ 1 cm path, H2O reference
Purity ≥99.5% (GC)
Absorption Wavelength λ: 285 nm Amax: 0.3
Absorption Wavelength λ: 290 nm Amax: 0.1
Absorption Wavelength λ: 300 nm Amax: 0.05
Absorption Wavelength λ: 320 nm Amax: 0.02
Absorption Wavelength λ: 340 nm Amax: 0.01
Absorption Wavelength λ: 350 nm Amax: 0.003
Auto Ignition Point 1043 °F
Boiling Point 80 °C(lit.)
Density 0.874 g/mL at 25 °C(lit.)
Flash Point -11 °C
Flash Point 12.2 °F
Melting Point 5.5 °C(lit.)
Refractive Index n20/D 1.501(lit.)
Vapor Density 2.77 (vs air)
Vapor Pressure 166 mmHg ( 37.7 °C)
Vapor Pressure 74.6 mmHg ( 20 °C)
Explode Limits 8 %
GHS Pictograms GHS02
GHS Pictograms GHS07
GHS Pictograms GHS08
GHS Signal Word Danger
GHS Hazard statements H225-H304-H315-H319-H340-H350-H372
European Hazard Symbols Flammable Flammable (F)
European Hazard Symbols Toxic Toxic (T)
MSDS Link Download
Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
GHS Precautionary statements P201-P210-P301 + P310-P305 + P351 + P338-P308 + P313-P331
RID/ADR UN 1114 3/PG 2
Risk Statements 45-46-11-36/38-48/23/24/25-65
RTECS CY1400000
Safety Statements 53-45
Hazard Class 3
UN Number 1114
Packing Group 2
German water hazard class 3

DETAILS

REFERENCES