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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
relative self-ignition temperature (solids)
Type of information:
experimental study
Adequacy of study:
key study
Study period:
24.06. - 04.09.2013
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

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 2263, sheet 1 (Grewer-oven)
Version / remarks:
Prestudy
GLP compliance:
yes (incl. QA statement)

Test material

1
Chemical structure
Reference substance name:
(5Z)-5-(2-methylpropylidene)imidazolidine-2,4-dione
EC Number:
700-726-4
Cas Number:
1369499-44-4
Molecular formula:
C7H10N2O2
IUPAC Name:
(5Z)-5-(2-methylpropylidene)imidazolidine-2,4-dione
Test material form:
solid: particulate/powder

Results and discussion

Relative self-ignition temperature (solids)
Key result
Relative self-ignition temperature:
> 440 °C
Remarks on result:
no self ignition observed under the test conditions

Any other information on results incl. tables

The test item was tested as received. The temperature of the test item showed an endothermicef­fect in the temperature range 180-250 °C. No further endothermic or exothermic effects wereob­served up to the maximum test temperature of 440°C.


Due to the fact that the curve showed no exothermic effects up to the maximum test temperature of 440 °C no further testing should be applied. An endothermic effect showed clearly the melting of the substance.


 

Applicant's summary and conclusion

Conclusions:
According to the guideline VDI 2263, sheet 1 (Grewer-Oven) no self-ignition temperature was observed up to 440 °C.

UN transport classification: Due to these results the test item has not to be classified as "seif heating
substance" of class 4.2 according to the transport regulations.

EU-GHS/CLP:Due to these results the test item has not to be classified as „self-heating substance"
according to EU-GHS/CLP.