Regulatory data is for reference only. Always verify with the official regulator before making formulation decisions. Last refreshed: 7/12/2026.

Ingredients/3,3'-dimethylbiphenyl-4,4'-diyl diisocyanate

3,3'-dimethylbiphenyl-4,4'-diyl diisocyanateCAS 91-97-4

EU CosIng Annex IIprohibited

Regulatory status

SourceStatusAnnex / DetailsLimit / ConditionsLast updated
EU CosIngprohibitedAnnex II

What this means

3,3'-dimethylbiphenyl-4,4'-diyl diisocyanate has regulatory signals in EU CosIng. Review the source links above for the official conditions and latest updates.

Common questions

Is 3,3'-dimethylbiphenyl-4,4'-diyl diisocyanate restricted in EU cosmetics?
3,3'-dimethylbiphenyl-4,4'-diyl diisocyanate is prohibited in EU cosmetics according to EU CosIng Annex II.
What is the CAS number for 3,3'-dimethylbiphenyl-4,4'-diyl diisocyanate?
The CAS number for 3,3'-dimethylbiphenyl-4,4'-diyl diisocyanate is 91-97-4.

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