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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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:
January 22, 2014 - February 7, 2014
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: The study was performed in accordance with the EC A.1 and OECD 102 guidelines and complied with the principles of GLP.
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Version / remarks:
(2008)
Deviations:
no
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Version / remarks:
(1995)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.7200 (Melting Point / Melting Range)
Version / remarks:
(1998)
Deviations:
no
GLP compliance:
yes
Type of method:
thermal analysis
Remarks:
(differential scanning calorimetry)
Decomposition:
yes
Remarks:
(slight)
Decomp. temp.:
>= 350 °C
Remarks on result:
other: The substance has no melting point

PRELIMINARY TEST WITH TGA

No significant weight loss was observed up to approximately 350°C. At 550°C, the sample weight had decreased by 6.8%. After the experiment, a light grey residue remained in the sample container.

 

DSC EXPERIMENTS

No effects were observed up to 400°C which were due to melting of the test substance. After the experiment, an off-white residue remained in the sample container. The change of the colour indicated slightly reaction and/or decomposition of the test substance.

 

TGA/DSC curves: see attached document.

Conclusions:
No melting up to 400°C was observed for the substance using differential scanning calorimetry (GLP-compliant study in accordance with EC A.1, OECD 102 and EPA OPPTS 830.7200). Decomposition of the substance started at 350°C. The substance has no melting temperature.

Description of key information

The substance has no melting temperature. Decomposition of the substance started at 350°C.

Key value for chemical safety assessment

Additional information

The melting point of the substance was determined using differential scanning calorimetry (GLP-compliant study in accordance with EC A.1, OECD 102 and EPA OPPTS 830.7200).