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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
2012
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Autoflammability test performed based on national standard VDI 2263

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2012
Report date:
2012

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)

Test material

Constituent 1
Chemical structure
Reference substance name:
4-amino-6-chlorotoluene-3-sulphonic acid
EC Number:
201-837-6
EC Name:
4-amino-6-chlorotoluene-3-sulphonic acid
Cas Number:
88-51-7
Molecular formula:
C7H8ClNO3S
IUPAC Name:
2-amino-4-chloro-5-methylbenzene-1-sulfonic acid

Results and discussion

Auto-ignition temperature (liquids / gases)open allclose all
Auto-ignition temperature:
>= 360 °C
Atm. press.:
ca. 1 atm
Remarks on result:
other: endothermic development starting at 310°C; self ignition occurring at 360°C followed by raise of temperature >600°C
Auto-ignition temperature:
>= 350 °C
Atm. press.:
ca. 1 atm
Remarks on result:
other: endothermic development starting at 310°C; self ignition occurring at 350°C followed by raise of temperature up to 650°C
Relative self-ignition temperature (solids)open allclose all
Relative self-ignition temperature:
>= 360 °C
Remarks on result:
other: endothermic development starting at 310°C; self ignition occurring at 360°C followed by raise of temperature >600°C
Remarks:
at atm. press. of ca.1.0 atm
Relative self-ignition temperature:
>= 350 °C
Remarks on result:
other: endothermic development starting at 310°C; self ignition occurring at 350°C followed by raise of temperature up to 650°C
Remarks:
at atm. press. of ca.1.0 atm

Applicant's summary and conclusion

Conclusions:
Due to it's autoflammability properties the tested substance 2B acid has not to be classified as a self-heating substance according to EC 1272/2008 (CLP Regulation).