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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Ecotoxicological information

Short-term toxicity to fish

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Administrative data

Link to relevant study record(s)

Description of key information

2H-pyran-4-ol is with high probability acutely not harmful to fish.

Key value for chemical safety assessment

Additional information

The toxicity of 2H-pyran-4-ol to Oncorhychus mykiss was tested in a study performed according to OECD guideline 203. The test fish were exposed to 2H-pyran-4-ol for 96 hours. At test termination a LC50 354 mg/L was determined (Firmenich, 1989).