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Dissociation constant

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Description of key information

Dissociation constant: pKa1 = 4.20 and pKa2 = 6.35 at 20°C 

Key value for chemical safety assessment

pKa at 20°C:

Additional information

The dissociation constants in water have been investigated in accordance with OECD test methods and determined to be: pKa1= 4.20 and pKa2= 6.35 at 20°C