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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

The test substance, p-tert-butylphenyl-1-(2,3)-epoxypropyl ether was accessed for both acute oral and dermal toxicity in the rat by O.E.C.D. test guideline studies.  

Key value for chemical safety assessment

Acute toxicity: via oral route

Endpoint conclusion
Endpoint conclusion:
no adverse effect observed
Dose descriptor:
LD50
Quality of whole database:
Not applicable

Acute toxicity: via inhalation route

Endpoint conclusion
Endpoint conclusion:
no study available

Acute toxicity: via dermal route

Endpoint conclusion
Endpoint conclusion:
no adverse effect observed
Dose descriptor:
LD50
Quality of whole database:
Not applicable

Additional information

The acute oral and dermal LD50 values for the test substance to the rat were both > 2000 mg/Kg of body weight. No adverse findings were observed in either study.


Justification for selection of acute toxicity – oral endpoint
As per O.E.C.D. test guideline requirement with GLP compliance.

Justification for selection of acute toxicity – dermal endpoint
As per O.E.C.D. test guideline no. 402 with GLP compliance.

Justification for classification or non-classification

With acute oral and dermal LD50 values of > 2000 mg/Kg of body weight no Classification and Labeling for acute toxic effects is not required.