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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:
07 AUG 2020 - 20 OCT 2020
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Reason / purpose for cross-reference:
reference to same study
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Version / remarks:
Organisation for Economic Co-operation and Development (Adopted: 27 July, 1995)
Qualifier:
according to guideline
Guideline:
other: “Testing Guidelines for Studies of Chemicals”, Section 2.2, “Melting Point/Melting Range Test”
Version / remarks:
Notification No. 2019-23, Ministry of Environment, Republic of Korea (13 June, 2019)
GLP compliance:
no
Type of method:
capillary method
Melting / freezing pt.:
>= 266.7 - <= 267.7 °C
Atm. press.:
101.3 kPa

The melting range of test item was measured as 263.2 - 267.2 °C. The melting point of test item was determined as 267.2 ± 0.5 °C. The result of three measurements conformed to standards specified by the OECD guideline(Error tolerance: ±0.5 °C).

Conclusions:
The melting point was determined as 267.2 °C (540.35 K) and the melting range was 263.2-267.2 °C at atmospheric pressure (101.3 kPa).
Executive summary:

The melting point study was performed according to the OECD guideline 102 in a non-GLP study. The melting point of test item was measured using the method of ‘Capillary/metal block’. Conclusively, the melting point was determined as 267.2 °C (540.35 K) and the melting range was 263.2-267.2 °C at atmospheric pressure (101.3 kPa).

Description of key information

The melting point study was performed according to OECD guideline 102. The melting point of test item was measured by an instrument using the method of ‘Capillary/metal block’. Conclusively, the melting point was determined as 267.2 °C (540.35 K) and the melting range was 263.2~267.2 °C at atmospheric pressure (101.3 kPa).

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
267.2 °C

Additional information