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Physical & Chemical properties

Dissociation constant

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Administrative data

Endpoint:
dissociation constant
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: authoritative secondary source

Data source

Reference
Reference Type:
secondary source
Title:
no data
Author:
Gonzales et al.
Year:
1991
Bibliographic source:
cited in GDCh-Gesellschaft Deutscher Chemiker (1998). 4-Aminoazobenzol, BUA-Stoffbericht 217, Oct 1998

Materials and methods

Principles of method if other than guideline:
other: measured (spectrophotometric)
GLP compliance:
no

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
Name of test material (as cited in study report): 4-aminoazobenzene
Analytical purity: pure

Results and discussion

Dissociating properties:
yes
Dissosciation constant
No.:
#1
pKa:
2.95
Temp.:
25 °C

Applicant's summary and conclusion