Ketene

Ethenone, Carbomethene, Ketoethylene

Ketene

Formula: C2H2O | CAS: 463-51-4

Synonyms: Ethenone, Carbomethene, Ketoethylene

Specification

SpecificationValue/Information
FormulaC2H2O
CAS no.463-51-4
Gas Response Factor, 11.7 eVNA
Gas Response Factor, 10.6 eV3
Gas Response Factor, 10.0 eVNA
ppm per mg/m⁻³, (20 °C, 1 bar)0.533
Molecular Weight, g/mole42.0
Melting point, °C-150
Boiling point, °C-56.1
Flash point, °C-107
Lower Explosive Limit, %-
SpecificationValue/Information
Ionisation Energy, eV9.617
EH40 TWA, ppm0.5
EH40 TWA, mg.m⁻³0.87
EH40 STEL, ppm1.5
EH40 STEL, mg.m⁻³2.6
NIOSH ST, ppm0.5
NIOSH TWA REL, ppm0.9
NIOSH IDLH, ppm5
OSHA TWA PEL, ppm1.5
OSHA TWA PEL, mg.m⁻³3