Toluene-2,4-diisocyanate

2,4-diisocyanato-1-methylbenzene, TDI, 2,4-TDI, 2,4-toluene diisocyanate

How to detect Toluene-2,4-diisocyanate

Formula: C9H6N2O2 | CAS: 584-84-9

Synonyms: 2,4-diisocyanato-1-methylbenzene, TDI, 2,4-TDI, 2,4-toluene diisocyanate

Ethyl benzene is an intermediate formed in the production of polystyrene

Specification

Specification Value/Information
Formula C9H6N2O2
CAS no. 584-84-9
Gas Response Factor, 11.7 eV 2
Gas Response Factor, 10.6 eV 1.6
Gas Response Factor, 10.0 eV NA
ppm per mg/m⁻³, (20 °C, 1 bar) 0.138
Molecular Weight, g/mole 174.0
Melting point, °C 21
Boiling point, °C 251.1
Specification Value/Information
Flash point, °C 126.7
Upper Explosive Limit, % 9.5
Lower Explosive Limit, % 0.9
Density, g.cm⁻³ 1.22
Ionisation Energy, eV 8.82
NIOSH IDLH, ppm 2.5
OSHA TWA PEL, ppm 0.02
OSHA TWA PEL, mg.m⁻³ 0.14

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