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1,1'-Biphenyl,4,4'-diisocyanato-3,3'-dimethyl- cas no:91-97-4

Synonyms: Isocyanicacid, 3,3'-dimethyl-4,4'-biphenylylene ester (7CI,8CI);3,3'-Bitolylene-4,4'-diisocyanate;3,3'-Dimethyl-4,4'-biphenylene isocyanate;3,3'-Dimethyl-4,4'-biphenylylene diisocyanate;3,3'-Dimethyl-4,4'-diisocyanatobiphenyl;3,3'-Dimethyl-4,4'-diphenylenediisocyanate;3,3'-Dimethylbiphenyl 4,4'-diisocyanate;4,4'-Diisocyanato-3,3-dimethylbiphenyl;4,4'-Diisocyanato-3,3'-bitolyl;4,4'-Diisocyanato-3,3'-dimethylbiphenyl;Bitolylene diisocyanate;NSC 9599;Nacconate 200;

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Identification
Chemical Properties
Safety Data

Identification

Name1,1'-Biphenyl,4,4'-diisocyanato-3,3'-dimethyl-
CAS91-97-4
SynonymsIsocyanicacid, 3,3'-dimethyl-4,4'-biphenylylene ester (7CI,8CI);3,3'-Bitolylene-4,4'-diisocyanate;3,3'-Dimethyl-4,4'-biphenylene isocyanate;3,3'-Dimethyl-4,4'-biphenylylene diisocyanate;3,3'-Dimethyl-4,4'-diisocyanatobiphenyl;3,3'-Dimethyl-4,4'-diphenylenediisocyanate;3,3'-Dimethylbiphenyl 4,4'-diisocyanate;4,4'-Diisocyanato-3,3-dimethylbiphenyl;4,4'-Diisocyanato-3,3'-bitolyl;4,4'-Diisocyanato-3,3'-dimethylbiphenyl;Bitolylene diisocyanate;NSC 9599;Nacconate 200;
EINECS(EC#)202-112-7
Molecular FormulaC₁₆H₁₂N₂O₂
Molecular Weight264.29

Chemical Properties

AppearanceWhite chips/Powder
refractive index1.582

Safety Data

Safety Poison by intravenous route. When heated to decomposition it emits toxic fumes of NOx. See also CYANATES and ESTERS.

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