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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

2,4-Dichlorobenzotrichloride is considered as a skin, eye and respiratory irritant.

Key value for chemical safety assessment

Skin irritation / corrosion

Endpoint conclusion
Endpoint conclusion:
adverse effect observed (irritating)

Eye irritation

Endpoint conclusion
Endpoint conclusion:
adverse effect observed (irritating)

Respiratory irritation

Endpoint conclusion
Endpoint conclusion:
adverse effect observed (irritating)

Additional information

The dermal irritation study in rabbits performed according to OECD guideline 404 revealed that the substance does not meet the classification critera under Regulation (EC) 1272/2008 (CLP). The eye irritation study performed according to OECD guideline 405 resulted in signs of irritation not sufficient for classification according to CLP.

Animal data on respiratory irritation are not available.

However, based on human experience obtained from obervations on workers in the manufacturing plant 2,4 -Dichlorobenzotrichloride is considered to be an eye, skin and respiratory irritant and should be classified accordingly.


Effects on skin irritation/corrosion: irritating

Effects on eye irritation: irritating

Effects on respiratory irritation: irritating

Justification for classification or non-classification

Based on animal data and/or human observations 2,4 -Dichlorobenzotrichloride is considered as a skin, eye and respiratory irritant.

It is classified wir R36/37/38 according to Directive 67/548/EEC and H315 (Cat. 2), H319 (Cat. 2) and H335 (STOT SE 3) according to Regulation (EC) 1272/2008.