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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study without detailed documentation
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
GLP compliance:
yes
Type of method:
other: not indicated
Key result
Melting / freezing pt.:
>= 181.5 - <= 185 °C
Conclusions:
The test substance has a melting point between 181.5 - 185 °C.
Executive summary:

The melting point of the test substance was assessed in accordance with EU method A. 1 (Huntingdon, ECHA RSS, 2017). A melting point between 181.5 - 185 °C was determined.

Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study without detailed documentation
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
GLP compliance:
yes
Type of method:
capillary method
Key result
Melting / freezing pt.:
>= 186 - <= 189 °C
Conclusions:
The test substance has a melting point between 186 - 189 °C.
Executive summary:

The melting point of the test substance was assessed in accordance with EU method A. 1 (Safepharm, ECHA RSS, 2017). A melting point between 186 - 189 °C was determined.

Description of key information

181.5 - 185 °C

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
181.5 °C

Additional information

In accordance with Article 25(3) of the REACH Regulation the robust study summaries submitted 12 years previously are used for the purpose of the registration.

In a key study according to EU method A.1 a melting point between 181.5 - 185 °C was determined (Huntingdon, ECHA RSS, 2017). A supporting study according to EU method A.1 (capillary method) revealed a melting point between 186 - 189 °C (Safepharm, ECHA RSS, 2017).