Registration Dossier

Physical & Chemical properties

Melting point / freezing point

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Administrative data

Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2018
Report Date:
2018

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
GLP compliance:
yes (incl. certificate)
Type of method:
differential scanning calorimetry

Test material

Reference
Name:
Unnamed
Type:
Constituent

Results and discussion

Melting / freezing point
Key result
Melting / freezing pt.:
< -100 °C
Atm. press.:
1 013 hPa
Decomposition:
no
Remarks on result:
other: A reproducible glass transition was found at -53 °C.

Any other information on results incl. tables

Results in detail:

Melting temperature

No melting temperature was found between -100 °C and 50 °C, even by annealing at -40 °C and -20 °C (determination Test 6).

A reproducible glass transition was found at -53 °C in the 1st heating (determination Test 5, A and B).

Determination

Glass transition temperature [0C]

Test 5

-52.6

A

-54.4

B

-52.2

Mean value

-53

The test item had no melting temperature between -100 °C and 50 °C. A glass transition was found at-53 °C.

Applicant's summary and conclusion