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Diss Factsheets

Physical & Chemical properties

Melting point / freezing point

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Reference
Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
18 April 2016 to 18 April 2016
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 (incl. QA statement)
Type of method:
capillary method
Specific details on test material used for the study:
SOURCE OF TEST MATERIAL
- Source: Provided by sponsor
- Batch/Lot Number: 150701
- Expiration date of the lot/batch: 14 July 2017

STABILITY AND STORAGE CONDITIONS OF TEST MATERIAL
- Storage condition of test material: Controlled Room Temperature (15-25 ˚C), protected from humidity, under inert gas.
Key result
Melting / freezing pt.:
139.6 °C
Atm. press.:
985 hPa
Decomposition:
no
Sublimation:
no

The melting point of the test material is 139.6 °C.

Conclusions:
Under the conditions of this study, the melting point of the test material was observed to be 139.6 °C at 985 hPa atmospheric pressure.
Executive summary:

The melting point of the test material was investigated in accordance with the standardised guidelines OECD 102 and EU Method A.1 under GLP conditions using the capillary tube in a metal block method.

A small amount of the test material was heated in the electronic controlled sample block and the temperature in the sample block was displayed. The sample and its phase transition were observed visually during constant rate heating.

Under the conditions of this study, the melting point of the test material was observed to be 139.6 °C at 985 hPa atmospheric pressure.

Description of key information

Under the conditions of this study, the melting point of the test material was observed to be 139.6 °C at 985 hPa atmospheric pressure.

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
139.6 °C

Additional information

The melting point of the test material was investigated in accordance with the standardised guidelines OECD 102 and EU Method A.1 under GLP conditions using the capillary tube in a metal block method. The study was assigned a reliability score of 1 in accordance with the criteria for assessing data quality set forth by Klimisch et al. (1997).

A small amount of the test material was heated in the electronic controlled sample block and the temperature in the sample block was displayed. The sample and its phase transition were observed visually during constant rate heating.

Under the conditions of this study, the melting point of the test material was observed to be 139.6 °C at 985 hPa atmospheric pressure.