590-19-2

Name 1,2-BUTADIENE
CAS 590-19-2
EINECS(EC#) 209-674-2
Molecular Formula C4H6
MDL Number MFCD00039911
Molecular Weight 54.09
MOL File 590-19-2.mol

Chemical Properties

Melting point  -136.2°C
Boiling point  10.8 °C(lit.)
density  0.6460
refractive index  1.4205
storage temp.  Freezer
form  gas
Water Solubility  735mg/L at 20℃
Thermal Conductivity 0.134 W/(m·K) at 0 ℃
Henry's Law Constant 1.2×10-4 mol/(m3Pa) at 25℃, Yaws (2003)
InChI InChI=1S/C4H6/c1-3-4-2/h4H,1H2,2H3
InChIKey QNRMTGGDHLBXQZ-UHFFFAOYSA-N
SMILES C=C=CC
LogP 1.99 at 20℃
CAS DataBase Reference 590-19-2(CAS DataBase Reference)
EPA Substance Registry System 1,2-Butadiene (590-19-2)

Safety Data

Hazard Codes  F+
Risk Statements 
R12:Extremely Flammable.
Safety Statements 
S16:Keep away from sources of ignition-No smoking .
S23:Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer) .
S24/25:Avoid contact with skin and eyes .
RIDADR  UN 2037 2.1
WGK Germany  1
4.5-31
TSCA  TSCA listed
REACH Registrations Active
HazardClass  2.1
Storage Class 2A - Gases
Hazard Classifications Flam. Gas 1A
Press. Gas Liquefied gas
Hazardous Substances Data 590-19-2(Hazardous Substances Data)

Hazard Information

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