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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:
05.02.2013 - 13.02.2013
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
comparable to guideline study
Justification for type of information:
Experimental test result performed using standard test guidelines
Qualifier:
according to guideline
Guideline:
other: as mention below
Principles of method if other than guideline:
Measurement of capacity of a compound to dissociate into respective ions.
GLP compliance:
no
Specific details on test material used for the study:
- Name of test material (as cited in study report): 2-amino-4-nitrophenol
- Molecular Formula: C6H6N2O3
- Molecular Weight: 154.125 g/mol
- SMILES Notation: C1=CC(=C(C=C1[N+](=O)[O-])N)O
- InChI: 1S/C6H6N2O3/c7-5-3-4(8(10)11)1-2-6(5)9/h1-3,9H,7H2
- Substance type: Organic
- Physical state: solid
Dissociating properties:
yes
No.:
#1
pKa:
0
Temp.:
25 °C
Remarks on result:
other: No other detail available
Conclusions:
The experimental pKa value for 2-amino-4-nitrophenol was determine to be 0.000000004 at 25 deg C indicating that it has dissociation properties.
Executive summary:

The experimental pKa value for 2-amino-4-nitrophenol was determine to be 0.000000004 at 25 deg C indicating that it has dissociation properties.

Description of key information

The experimental pKa value for 2-amino-4-nitrophenol was determine to be 0.000000004 at 25 deg C indicating that it has dissociation properties.

Key value for chemical safety assessment

pKa at 20°C:
0

Additional information

The experimental pKa value for 2-amino-4-nitrophenol was determine to be 0.000000004 at 25 deg C indicating that it has dissociation properties.