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Physical & Chemical properties

Dissociation constant

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Description of key information

According to OECD112 the pKa value of 6-(Isononanoylamino) hexanoic acid determined by indirect titration with an acidic standard solution and potentiometric endpoint detection is:
pKa (BH ⇌ B- + H+): 4.8 +/-0.2 (22°C)
where BH denotes the free acid form.

Key value for chemical safety assessment

pKa at 20°C:
4.8

Additional information

According to OECD112 the pKa value of 6-(Isononanoylamino) hexanoic acid determined by indirect titration with an acidic standard solution and potentiometric endpoint detection is:

pKa (BH ⇌ B- + H+): 4.8 +/-0.2 (22°C)

where BH denotes the free acid form.