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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Auto flammability

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Administrative data

Endpoint:
relative self-ignition temperature (solids)
Type of information:
experimental study
Adequacy of study:
key study
Study period:
Feb. 1992
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: well documented and scientfically acceptable

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1992

Materials and methods

Test guidelineopen allclose all
Guideline:
EU Method A.16 (Relative Self-Ignition Temperature for Solids)
Guideline:
EU Method A.15 (Auto-Ignition Temperature (Liquids and Gases))
Version / remarks:
IEC Publication 79-4 Part 4
Principles of method if other than guideline:
Samples of test material were dropped into a flask not injected). The lowest teperature at which ignition occured within 5 minutes of insertion was determined
GLP compliance:
yes (incl. QA statement)

Test material

Constituent 1
Chemical structure
Reference substance name:
N,N'-diphenyl-N,N'-bis(3-methylphenyl)-(1,1'-diphenyl)-4,4'-diamine
EC Number:
413-810-8
EC Name:
N,N'-diphenyl-N,N'-bis(3-methylphenyl)-(1,1'-diphenyl)-4,4'-diamine
Cas Number:
65181-78-4
Molecular formula:
C38H32N2
IUPAC Name:
N4,N4'-bis(3-methylphenyl)-N4,N4'-diphenyl-[1,1'-biphenyl]-4,4'-diamine
Details on test material:
Name of test material: N4,N4'-Diphenyl-N4,N4'-di-m-tolyl-biphenyl-4,4'-diamine RXSS/91/404
Physical state: white powder
Lot/batch No.: 0119

Results and discussion

Auto-ignition temperature (liquids / gases)open allclose all
Auto-ignition temperature:
> 400 °C
Atm. press.:
>= 103.2 - <= 103.8 kPa
Remarks on result:
other:
Auto-ignition temperature:
> 173 °C
Atm. press.:
1 atm
Remarks on result:
other:
Relative self-ignition temperature (solids)open allclose all
Relative self-ignition temperature:
> 400 °C
Remarks on result:
other:
Remarks:
at atm. press. of >=103.2 - <=103.8 kPa
Relative self-ignition temperature:
> 173 °C
Remarks on result:
other:
Remarks:
at atm. press. of 1.0 atm

Any other information on results incl. tables

The self-ignition temperature (volatile liquids ad gases) has been determined to be greater than 400°C.

The realtive self-ignition temperature (solids) has been determined to be greater than the melting temperature of 173to 175 °C.

Applicant's summary and conclusion