Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Administrative data

Description of key information

Key value for chemical safety assessment

Skin sensitisation

Endpoint conclusion
Endpoint conclusion:
no adverse effect observed (not sensitising)
Additional information:

A test item was found to be a non-sensitizer when tested at up to the highest achievable concentration of 50% (w/v) in acetone:olive, 4:1 (v/v). TK A 40293 causes slight skin irritation at concentrations of 25% and 50% (w/v) on the ear dorsum of mice.

Migrated from Short description of key information:
in a mouse LLNA, the test substance was found to have no sensitising potential

Justification for classification or non-classification

There are conclusive but not sufficient data for classification of Cyclohexylphenylketone with regard to sensitisation.

Cyclohexylphenylketone is not classified for this endpoint in accordance to Directive 67/548/EEC or the CLP Regulation (EC) No 1272/2008.