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Physical & Chemical properties

Dissociation constant

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Administrative data

Link to relevant study record(s)

Description of key information

According to OECD Guideline 112, two dissociation constants with a pKa1 value of 5.9 and a pka2 of 9.6 were determined by potentiometric titration at 20 °C.

Key value for chemical safety assessment

pKa at 20°C:
5.9

Additional information

As conclusion the substance is mainly present in the dissociated form (once protonated) at environmentally relevant conditions.