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Physical & Chemical properties

Dissociation constant

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Description of key information

pKa = 4.0 at 20 °C

Key value for chemical safety assessment

pKa at 20°C:
4

Additional information

The dissociation constant of the test substance Reaction mass of 2-(3,4-dimethyl-1H-pyrazol-1-yl)succinic acid and 2-(4,5-dimethyl-1H-pyrazol-1-yl)succinic acid was determined according to internal standard operating procedure SOP 00288 v1, corresponding to OECD Guideline 112 (1981).