Registration Dossier

Administrative data

Endpoint:
dissociation constant
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: Data from secondary source

Data source

Reference
Reference Type:
secondary source
Title:
Dissociation constant data for CAS no. 8003-22-3
Author:
National Advisory Environmental Health Sciences Council
Year:
2015
Bibliographic source:
National Institute of Environmental Health Sciences; USA.gov

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
other: Not available
Principles of method if other than guideline:
Data from National Institute of Environmental Health Sciences
GLP compliance:
not specified

Test material

Reference
Name:
Unnamed
Type:
Constituent
Type:
Constituent
Test material form:
other: Solid
Details on test material:
- Name of test material (as cited in study report): D & C Yellow no. 11
- Molecular formula: C18H11NO2
- Molecular weight: 273.29 g/mol
- Substance type: Organic
- Physical state: Reddish-yellow to reddish-brown powder or solid.

Results and discussion

Dissociating properties:
not determined
Dissociation constant
pKa:
5.28
Remarks on result:
other: (amine) (est)

Applicant's summary and conclusion

Conclusions:
The Dissociation Constants of D & C yellow no. 11 was found to be pKa = 5.28 (amine) (est)
Executive summary:

The Dissociation Constants of D & C yellow no. 11 was found to be pKa = 5.28 (amine) (est)