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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
auto-flammability
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2013
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Auto-Flammability test performed according to national standard VDI2263

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2013
Report date:
2013

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: VDI- Richtlinie 2263 (national standard)
Principles of method if other than guideline:
Testing in Grewer oven (small wire cage with a volume of 8 cm3)
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
3-hydroxy-4'-methoxy-2-naphthanilide
EC Number:
202-190-2
EC Name:
3-hydroxy-4'-methoxy-2-naphthanilide
Cas Number:
92-79-5
Molecular formula:
C18H15NO3
IUPAC Name:
3-hydroxy-N-(4-methoxyphenyl)-2-naphthamide

Results and discussion

Auto-ignition temperature (liquids / gases)open allclose all
Auto-ignition temperature:
> 440 °C
Atm. press.:
ca. 1 atm
Remarks on result:
other: testing without diatomite
Auto-ignition temperature:
>= 240 °C
Atm. press.:
ca. 1 atm
Remarks on result:
other: testing with diatomite (ratio testing substance : diatomite 1 :1): start of a multi stage self heating at 240°C up to >650°C
Relative self-ignition temperature (solids)open allclose all
Relative self-ignition temperature:
> 440 °C
Remarks on result:
other: testing without diatomite
Remarks:
at atm. press. of ca.1.0 atm
Relative self-ignition temperature:
>= 240 °C
Remarks on result:
other: testing with diatomite (ratio testing substance : diatomite 1 :1): start of a multi stage self heating at 240°C up to >650°C
Remarks:
at atm. press. of ca.1.0 atm

Applicant's summary and conclusion

Conclusions:
Due to it's auto flammability properties (no self heating below melting point) the tested substance Napthol AS-RL has not to be classified as self-heating substance according to EC 1272/2008 (CLP Regulation).