Diketene

acetyl ketene, 4-methylene-2-oxetanone, but-3-en-3-olide

How to detect Diketene

Formula: C4H4O2 | CAS: 674-82-8

Synonyms: acetyl ketene, 4-methylene-2-oxetanone, but-3-en-3-olide

Specification

SpecificationValue/Information
FormulaC4H4O2
CAS no.674-82-8
Gas Response Factor, 11.7 eV1.4
Gas Response Factor, 10.6 eV2.2
Gas Response Factor, 10.0 eVNA
ppm per mg/m⁻³, (20 °C, 1 bar)0.286
Molecular Weight, g/mole84.0
SpecificationValue/Information
Melting point, °C-6.5
Boiling point, °C127.4
Flash point, °C34.4
Lower Explosive Limit, %2.5
Density, g.cm⁻³1.09
Ionisation Energy, eV9.6

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