Identification Chemical Properties Safety Data Hazard Information Supplier Related Products

91-93-0

Name 3,3'-DIMETHOXY-4,4'-BIPHENYLENE DIISOCYANATE
CAS 91-93-0
Molecular Formula C16H12N2O4
MDL Number MFCD00013847
Molecular Weight 296.28
MOL File 91-93-0.mol

Chemical Properties

Appearance grey to brown powder
Melting point  112-116 °C(lit.)
Boiling point  437.88°C (rough estimate)
density  1.2288 (rough estimate)
refractive index  1.5800 (estimate)
Fp  170 °F
Stability: Stable, but air and water sensitive. Incompatible with strong oxidizing agents, strong acids.
IARC 3 (Vol. 39, Sup 7) 1987
EPA Substance Registry System 3,3'-Dimethoxybenzidine-4,4'-diisocyanate (91-93-0)

Safety Data

Hazard Codes  T
Risk Statements 
Safety Statements 
RIDADR  UN 2811 6.1/PG 2
WGK Germany  3
RTECS  NQ8800000
Safety Profile
Poison by intravenous route. A strong sensitizer. Questionable carcinogen with experimental carcinogenic data. When heated to decomposition it emits toxic fumes of NOx. See also CYANATES.
Hazardous Substances Data 91-93-0(Hazardous Substances Data)

Hazard Information

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