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Dissociation constant

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Reference
Endpoint:
dissociation constant
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2009-12-15
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study with acceptable restrictions
Qualifier:
according to guideline
Guideline:
OECD Guideline 112 (Dissociation Constants in Water)
Deviations:
no
GLP compliance:
no
Dissociating properties:
yes
No.:
#1
pKa:
3.86
Temp.:
20 °C
Conclusions:
Sodium formate was measured to have a pKa of 3.86. This value corresponds well with formic acid (CAS no 64-18-6), which has a pKa of ca. 3.75.
Executive summary:

Sodium formate was measured to have a pKa of 3.86. This value corresponds well with formic acid (CAS no 64-18-6), which has a pKa of ca. 3.75.

Description of key information

Sodium formate was measured to have a pKa of 3.86. This value corresponds well with formic acid (CAS no 64-18-6), which has a pKa of ca. 3.75.

Key value for chemical safety assessment

pKa at 20°C:
3.86

Additional information