Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

The key study was the only high reliability information available on the sensitising potential of (Z)-octadec-9-enol.

Migrated from Short description of key information:
The key study in rabbit, found (Z)-octadec-9-enol not sensitising to skin (Guillot et al., 1977; rel 2).

Justification for selection of skin sensitisation endpoint:
The key study was conducted according to an appropriate method.

Justification for classification or non-classification

Based on the available information, there is no requirement for the classification or labelling of (Z)-octadec-9-enol, in accordance with current EU guideline.