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Diss Factsheets

Administrative data

Endpoint:
relative self-ignition temperature (solids)
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: The study was conducted in compliance with the EU Method No. A.16 for the determination of physicochemical properties, Directive 97/69/EEC (OJ No. L383A, 29.12.92).

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2008
Report date:
2008

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.16 (Relative Self-Ignition Temperature for Solids)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Remarks:
The Department of Health of the Government of the United Kingdom

Test material

Constituent 1
Chemical structure
Reference substance name:
3-{[4'-(3-aminophenoxy)-[1,1'-biphenyl]-4-yl]oxy}aniline
EC Number:
700-102-1
Cas Number:
105112-76-3
Molecular formula:
C24H20N2O2
IUPAC Name:
3-{[4'-(3-aminophenoxy)-[1,1'-biphenyl]-4-yl]oxy}aniline
Details on test material:
- Name of test material (as cited in study report): 3,3-(4,4-biphenylenedioxy)dianiline
- Physical state: Off-white powder
- Analytical purity: > 99 %
- Lot/batch No.: 20070501
- Expiration date of the lot/batch: 30 April 2008
- Storage condition of test material: Room temperature
- Other: Date of receipt 28 August 2007

Results and discussion

Relative self-ignition temperature (solids)
Relative self-ignition temperature:
> 400 °C
Remarks on result:
other:
Remarks:
at atm. press. of ca.1.0 atm

Applicant's summary and conclusion

Conclusions:
The test substance 3,3-(4,4-biphenylenedioxy)dianiline was found not to self-ignite below 400 °C.
Executive summary:

The self-ignition temperature of the test substance 3,3-(4,4-biphenylenedioxy)dianiline was tested in accordance with EU Method A.16. The test was performed in a carbolite furnace with natural air circulation and explosion relief. A mesh cube was filled with the test substance which was place in the centre of the furnace. The temperature of the furnace and the sample were then continuously recorded with standard K-type thermocouples while the temperature of the furnace was increased at a rate of 0.5 °C/min to 400 °C.

There was no exothermic reaction of the test substance, indicating that it does not self-ignite below 400 °C. The endotherm signal at approximately 150 °C was consistent with the melting temperature of the test substance.

The test substance was found not to self-ignite below 400 °C.