CAS26471-62-5
FormulaCH3C6H3(NCO)2
SynonymTDI, Diisocyanatoluene, 2,4-Diisocyanatotoluene, Benzene, 1,3-diisocyanatomethyl-
Reactivitywith water
Flash Point COC ยฐC270 ยฐF (132ยฐC)
Specific Gravity (20ยฐC)(@ 25ยฐC): 1.22
Color (APHA)15 Max
NCO Content48.3%
AcidityType 1(A): 0.002-0.004 Type 2(B): 0.007-0.011
AppearanceWater white to pale yellow liquid
Isocynate Equivalent Weight87
Vapor Pressure (mm Hg)(@ 25ยฐC): 0.02
OdorSharp, pungent odor
Viscocity(@ 25ยฐC) 3.10cps (@ 50ยฐC) 1.7cps (@ 100ยฐC) 0.70cps
Assay99.7% Min
Vapor Pressure0.025 mm hg (25 c)
Refractive Index1.5689 (20 c)
Melting Point19.5-21.5 c
Molecular weight174.17
Flash Point121 c
Specific gravity1.22
Solubilitydmso, acetone, org. solvs.
Boiling Point251 c










