2,4-Toluene Diisocyanate

CAS RN:584-84-9

Other Properties

BP: 126 deg C at 11 mm Hg. Reacts with water with evolution of carbon dioxide.
Reacts with compounds containing active hydrogen (may be violent)
Concentrated alkaline compounds such as sodium hydroxide or tert-amines may cause run-away polymerization.
Saturated liquid density: 75.879 lb/cu ft; liquid heat capacity: 0.398 Btu/lb-F; liquid thermal conductivity: 1.179 Btu-inch/hr-sq ft-F; liquid viscosity: 3.769 Centipoise (all at 85 deg F)
Saturated vapor pressure: 0.004 lb/sq in; saturated vapor density: 0.00011 lb/cu ft (all at 130 deg F)
VP: 0.5 mm Hg at 25 deg C /80% 2,4:20% 2,6/
Miscible with alcohol, ether, acetone /80% 2,4:20% 2,6/
Miscible with carbon tetrachloride /80% 2,4:20% 2,6/
Miscible with benzene, kerosene /80% 2,4:20% 2,6/
Specific gravity: 1.22 at 25 deg C; BP: 250 deg C; FP: 11.3-13.5 deg C /80% 2,4:20% 2,6/
Hydroxyl radical reaction rate constant = 6.26X10-12 cu cm/molec-sec at 25 deg C (est)
Find more information on this substance at: Hazardous Substances Data Bank , TOXNET , PubMed