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

Specification Value/Information
Formula C4H4O2
CAS no. 674-82-8
Gas Response Factor, 11.7 eV 1.4
Gas Response Factor, 10.6 eV 2.2
Gas Response Factor, 10.0 eV NA
ppm per mg/m⁻³, (20 °C, 1 bar) 0.286
Molecular Weight, g/mole 84.0
Specification Value/Information
Melting point, °C -6.5
Boiling point, °C 127.4
Flash point, °C 34.4
Lower Explosive Limit, % 2.5
Density, g.cm⁻³ 1.09
Ionisation Energy, eV 9.6

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