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Diss Factsheets

Physical & Chemical properties

Melting point / freezing point

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
July 16 - October 13, 2007
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Deviations:
no
GLP compliance:
yes
Type of method:
other: Differential scanning calorimetry (DSC)
Key result
Decomposition:
yes
Decomp. temp.:
> 325 °C
Remarks on result:
other: Melting of the test substance was not observed below the temperature at which reaction and/or decomposition started. Therefore, the test substance has no melting temperature.

Differential scanning calorimetry (DSC) was used.

Reaction and/or decomposition of Reaction products of Fatty acids, C16-18 and C18-unsatd. and reaction mass of 1,3-alkanediol, 2-(hydroxymethyl)-2-[(methoxymethoxy)methyl]- and 1,3-heteromonocycle-5,5-dimethanol were observed above
325°C (598K): melting and/or boiling of the test substance
were not observed below the temperature at which reaction
and/or decomposition started. Therefore, the test substance
has no melting and/or boiling temperature.

Conclusions:
Melting of the test substance was not observed below the temperature at which reaction and/or decomposition started. Therefore, the test substance has no melting temperature.

Description of key information

The melting temperature was determined using DSC and the study was performed according to OECD Guideline 102/EU method A.1 and GLP principles.

Key value for chemical safety assessment

Additional information

Melting of the test substance was not observed below the temperature at which reaction and/or decomposition started. Therefore, the test substance has no melting temperature.