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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Physical & Chemical properties

Dissociation constant

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
dissociation constant
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Justification for type of information:
Experimental test result performed using standard test guidelines
Qualifier:
according to guideline
Guideline:
other: as mentioned below
Principles of method if other than guideline:
Measurement of capacity of a compound to dissociate into respective ions.
GLP compliance:
no
Other quality assurance:
ISO/IEC 17025 (General requirements for the competence of testing and calibration laboratories)
Dissociating properties:
yes
No.:
#1
pKa:
0
Temp.:
23 °C
Remarks on result:
other: 0.0000000000000001087 (108.70 x 10-16)
No.:
#2
pKa:
0
Temp.:
23 °C
Remarks on result:
other: 0.0000000000000001097(109.70 x 10-16)
No.:
#3
pKa:
0
Temp.:
23 °C
Remarks on result:
other: 0.0000000000000001097 (109.70 x 10-16)
Conclusions:
The average pKa value of test chemical was determined to be 0.0000000000000001093667 at 23°C indicating that it has some dissociation properties.
Executive summary:

The average pKa value of test chemical was determined to be 0.0000000000000001093667 at 23°C indicating that it has some dissociation properties.

Description of key information

The average pKa value of test chemical was determined to be 0.0000000000000001093667 at 23°C indicating that it has some dissociation properties.

Key value for chemical safety assessment

pKa at 20°C:
0

Additional information

The average pKa value of test chemical was determined to be 0.0000000000000001093667 at 23°C indicating that it has some dissociation properties.