Identification Chemical Properties Safety Data Hazard Information Supplier Related Products

139-25-3

Name 4,4'-DIISOCYANATO-3,3'-DIMETHYLDIPHENYLMETHANE
CAS 139-25-3
Molecular Formula C17H14N2O2
MDL Number MFCD00019910
Molecular Weight 278.31
MOL File 139-25-3.mol

Chemical Properties

Boiling point  421.12°C (rough estimate)
density  1.1222 (rough estimate)
refractive index  1.5500 (estimate)
CAS DataBase Reference 139-25-3

Safety Data

Symbol(GHS) 
GHS08,GHS07,GHS09
Signal word  Danger
Hazard statements  H334-H319-H315-H410-H335-H332
Precautionary statements  P264-P280-P305+P351+P338-P337+P313P-P261-P285-P304+P341-P342+P311-P501-P264-P280-P302+P352-P321-P332+P313-P362-P261-P271-P304+P340-P312-P273-P391-P501
RTECS  NQ8820000
Safety Profile
Poison by intravenous route. A sensitizer. When heated to decomposition it emits toxic fumes of NOx and CN-.

Hazard Information

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