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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Dissociation constant

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Administrative data

Link to relevant study record(s)

Description of key information

From the available reliable sources the dissociation constant of allyl alcohol is 15.5 at 25 degrees C.

Key value for chemical safety assessment

pKa at 20°C:

Additional information

Data used has been peer-reviewed and appears to be representative for the property under evaluation. Although the method used is not known, the values presented here are acceptable as they are from a reliable handbook source of phys-chem data.

[The key parameter value was determined at 25 degrees C (not at the default 20 degrees C as listed above)]