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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Study period:
17 January 2018 - 29 January 2018
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other:
Remarks:
The appearance of the test item is described in a reliable GLP study report on the physical-chemical properties of the substance. Since no guideline was followed and no details on the methods are given, the description is considered as reliable with restrictions.
Cross-reference
Reason / purpose for cross-reference:
reference to other study
Reference
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
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
Key result
Melting / freezing pt.:
66
Decomposition:
no
Sublimation:
no
Remarks on result:
other: Measurements took place at atmosperic pressure

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).

Data source

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

Materials and methods

Test guideline
Qualifier:
no guideline required
Principles of method if other than guideline:
Visual inspetion

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

Physical state at 20°C and 1013 hPa:
solid
Form / colour / odour
Key result
Form:
solid: granular
Colour:
Pale yellow
Substance type:
organic

Applicant's summary and conclusion