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 II — prohibited
Regulatory status
| Source | Status | Annex / Details | Limit / Conditions | Last updated |
|---|---|---|---|---|
| EU CosIng | prohibited | Annex 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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