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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
17 January 2018 - 29 January 2018
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 guidelineopen allclose all
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
GLP compliance:
yes (incl. QA statement)
Remarks:
Ministry of Health, Italy
Type of method:
differential scanning calorimetry

Test material

Constituent 1
Chemical structure
Reference substance name:
Octadecyl docosanoate
EC Number:
246-115-1
EC Name:
Octadecyl docosanoate
Cas Number:
24271-12-3
Molecular formula:
C40H80O2
IUPAC Name:
octadecyl docosanoate

Results and discussion

Melting / freezing point
Key result
Melting / freezing pt.:
66
Decomposition:
no
Sublimation:
no
Remarks on result:
other: Measurements took place at atmosperic pressure

Any other information on results incl. tables

First test results

The heat flow record showed an endothermic effect between 37 °C and 73 °C, with peak at 67 °C and onset at 66 °C. The melting point is 66 °C.

 

Second test results

The heat flow record showed an endothermic effect between 36 °C and 74 °C, with peak at 67 °C and onset at 66 °C. The melting point is 66 °C.

 

Conclusion

The melting temperature of the test item is 66 °C (the mean of two measurements).

Applicant's summary and conclusion