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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Endpoint conclusion
Endpoint conclusion:
no adverse effect observed (not irritating)

Eye irritation

Endpoint conclusion
Endpoint conclusion:
adverse effect observed (irritating)

Respiratory irritation

Endpoint conclusion
Endpoint conclusion:
no study available

Additional information

Dodecanedioic acid did not show irritating effects in an acute dermal irritation study. Based on a read across among category members, Undecanedioic acid is not expected as well to have irritating effects on skin. An acute eye irritation study was performed on Undecanedioic acid showed moderate to important occular reactions but totally reversible.


Effects on eye irritation: irritating

Justification for classification or non-classification

According to Dangerous Substances Directive, DSD (67/548/EC) and CLP regulation (1272/2008/EC), Undecanedioic acid does not require classification regarding skin irritation. However, taking into account the important and reversible occular reactions, the substance will be classified Xi; R36 (irritating to eyes) according to DSD and "Eye Irritating 2", H319 (Causes serious eye irritation) according to CLP.