C16H12N2O2
264.28 g/mol
Industrial ChemicalDanger
4,4'-Diisocyanato-3,3'-dimethylbiphenyl
CAS91-97-4EC202-112-7
Category
Industrial Chemical
Compound Class
Other
Primary Use
polyurethane raw material
4,4'-Diisocyanato-3,3'-dimethylbiphenyl is an aromatic diisocyanate compound used primarily as a raw material in polyurethane production. Its structure features two isocyanate groups attached to a biphenyl backbone with methyl substituents, contributing to its reactivity in polymer synthesis.
polyurethane raw material
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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CAS 91-97-4
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Safety Reference
Danger
H317May cause an allergic skin reaction
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled
H351Suspected of causing cancer
H332Harmful if inhaled
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
Identifiers
IUPAC Name
1-isocyanato-4-(4-isocyanato-3-methylphenyl)-2-methylbenzene
InChIKey
ICLCCFKUSALICQ-UHFFFAOYSA-N
SMILES
CC1=C(C=CC(=C1)C2=CC(=C(C=C2)N=C=O)C)N=C=O
Synonyms (28)
- 3,4'-biphenylene isocyanate
- 3,4'-diphenylene diisocyanate
- 4,3'-bitolyl
- Bitolylene diisocyanate
- Nacconate 200