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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Partition coefficient

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Administrative data

Endpoint:
partition coefficient
Type of information:
migrated information: read-across based on grouping of substances (category approach)
Adequacy of study:
key study
Study period:
4th december, 2007
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP compliant, guideline study, fully acceptable for assessment

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2008
Report date:
2008

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.8 (Partition Coefficient)
Deviations:
no
GLP compliance:
yes
Type of method:
HPLC method
Partition coefficient type:
octanol-water

Test material

Constituent 1
Reference substance name:
Alkenes, C20-24
IUPAC Name:
Alkenes, C20-24
Details on test material:
Clear, colourless liquid. ENORDET 0241

Study design

Analytical method:
high-performance liquid chromatography

Results and discussion

Partition coefficient
Type:
log Pow
Partition coefficient:
> 6.5
Temp.:
20 °C
pH:
7
Remarks on result:
other: pH and temperature not stated, therefore assumed standard
Details on results:
No data

Applicant's summary and conclusion

Conclusions:
The log Pow of alkenes C20-24 is > 6.5.
Executive summary:

This is a GLP compliant, guideline study and is considered reliable and suitable for use for this endpoint.