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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Flammability

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Administrative data

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Endpoint:
flammable solids
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2002-05-15 (experimental phase)
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
EU Method A.10 (Flammability (Solids))
Version / remarks:
EEC Directive 92/69
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Key result
Test procedure:
burning rate test: preliminary screening test
Remarks on result:
substance does not ignite and propagate combustion either by burning with flame or smouldering along 200 mm of the powder train within the 2 minutes test period

The test substance is not "highly flammable" according to the criteria of the guideline.

Interpretation of results:
GHS criteria not met
Conclusions:
1,3-Dimethyl-4 -Aminouracil is not "highly flammable" according to the criteria of the guideline.
Executive summary:

The determination of the flammability of the test item was performed in accordance with the EEC Directive 92/69, Part A, Methods for the determination of physico-chemical properties, A.10 "Flammability (solids)", EEC Publication No. L383, December 1992.

1,3-Dimethyl-4 -Aminouracil could not sustain a burning reaction during the preliminary test (contact time of about 2 minutes). No main test was performed.

In conclusion, 1,3-Dimethyl-4 -Aminouracil could not sustain a burning reaction during the preliminary test and is therefore not "highly flammable" according to the criteria of the guideline.

Endpoint:
flammable solids
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP-guideline study
Qualifier:
according to guideline
Guideline:
EU Method A.10 (Flammability (Solids))
GLP compliance:
yes

Preliminary test:

Brief burning and rapid extinction was observed

Main test:

Omitted due to results of preliminary test

Interpretation of results:
non flammable
Remarks:
Migrated information

Description of key information

Flammability

- not highly flammable, substance does not ignite and propagate combustion either by burning with flame or smouldering along 200 mm of the powder train within the 2 minutes test period (EU method A.10, GLP)

- Brief burning and rapid extinction was observed, not considered highly flammable. (EU method A.10, GLP)

- Based on chemical structure pyrophoric properties are not to be expected. (Expert judgement)

- Based on chemical structure water reactivity is not to be expected. (Expert judgement)

- not flammable (Expert judgement)

Key value for chemical safety assessment

Flammability:
not classified

Additional information

Justification for classification or non-classification