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Physical & Chemical properties

Dissociation constant

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Description of key information

not applicable

Key value for chemical safety assessment

Additional information

The substance is a salt which is a reaction product of acid and base that retain their ionic character.

In addition, the dissociation constant on the fatty acid compound has been calculated, respectively.

Fatty acid, C18 (unsaturated) alkyl with sulfur trioxide:

SMILES:CCCCCCCCC(C(O)CCCCCCCC(=O)O)S(=O)(=O)O

calculated pKa= 4.35 at 25°C