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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:
4'-ethoxy-3-hydroxy-2-naphthanilide
EC Number:
225-200-7
EC Name:
4'-ethoxy-3-hydroxy-2-naphthanilide
Cas Number:
4711-68-6
Molecular formula:
C19H17NO3
IUPAC Name:
N-(4-ethoxyphenyl)-3-hydroxy-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:
>= 230 °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 230°C up to >500°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:
>= 230 °C
Remarks on result:
other: testing with diatomite (ratio testing substance : diatomite 1 :1): start of a multi stage self heating at 230°C up to >500°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-VL has not to be classified as self-heating substance according to EC 1272/2008 (CLP Regulation).

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