Diketene

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

How to detect Diketene

Formula: C4H4O2 | CAS: 674-82-8

Synonyms: 4-methylideneoxetan-2-one, 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 1.40
Gas Response Factor, 10.6 eV 2.20
Gas Response Factor, 10.0 eV NA
ppm per mg/m⁻³, (20 °C, 1 bar) 0.286
Molecular Weight, g/mole 84.1
Specification Value/Information
Melting point, °C -7
Boiling point, °C 127
Flash point, °C 33
Upper Explosive Limit, % 11.7
Lower Explosive Limit, % 2
Density, g.cm⁻³ 1.09
Ionisation Energy, eV 9.6