Trimethylbenzene, 1,3,5-

Mesitylene, Symmetrical trimethylbenzene, sym-Trimethylbenzene

Trimethylbenzene, 1,3,5-

Formula: C9H12 | CAS: 108-67-8

Synonyms: Mesitylene, Symmetrical trimethylbenzene, sym-Trimethylbenzene

Specification

SpecificationValue/Information
FormulaC9H12
CAS no.108-67-8
Gas Response Factor, 11.7 eV0.4
Gas Response Factor, 10.6 eV0.4
Gas Response Factor, 10.0 eV0.5
ppm per mg/m⁻³, (20 °C, 1 bar)0.186
Molecular Weight, g/mole120.0
Melting point, °C-45
Boiling point, °C165
Flash point, °C50
SpecificationValue/Information
Lower Explosive Limit, %0.9
Density, g.cm⁻³0.864
Ionisation Energy, eV8.39
EH40 TWA, ppm250
EH40 TWA, mg.m⁻³100
EH40 STEL, ppm100
EH40 STEL, mg.m⁻³500
NIOSH ST, ppm25
NIOSH TWA REL, ppm125
NIOSH IDLH, ppmND