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EC number: 201-901-3 | CAS number: 89-36-1
Auto flammability
Administrative data
- Endpoint:
- auto-flammability
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: Test procedure according to national standard (VDI 2263, part 1)
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 015
- Report date:
- 2015
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other: Directive VDI 2263, Part 1
Test material
- Reference substance name:
- 4-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzene-1-sulfonic acid
- EC Number:
- 201-901-3
- Cas Number:
- 89-36-1
- Molecular formula:
- C10H10N2O4S
- IUPAC Name:
- 4-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzene-1-sulfonic acid
Constituent 1
Results and discussion
Auto-ignition temperature (liquids / gases)open allclose all
- Auto-ignition temperature:
- > 440 °C
- Atm. press.:
- ca. 1 013 hPa
- Remarks on result:
- other: This refers to the test substance
- Auto-ignition temperature:
- >= 330 °C
- Atm. press.:
- ca. 1 013 hPa
- Remarks on result:
- other: This refers to the test substance/Kieselguhr mixture (1:1)
Relative self-ignition temperature (solids)open allclose all
- Relative self-ignition temperature:
- > 440 °C
- Remarks on result:
- other: This refers to the test substance
- Remarks:
- at atm. press. of ca.1013.0 hPa
- Relative self-ignition temperature:
- >= 330 °C
- Remarks on result:
- other: This refers to the test substance/Kieselguhr mixture (1:1)
- Remarks:
- at atm. press. of ca.1013.0 hPa
Applicant's summary and conclusion
- Conclusions:
- No auto iginiton of the test substance was observed up to 440°C. Therefore the substance has not to be classified as self-heating according to Regulation (EC) No 1272/2008.
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