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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
partition coefficient
Type of information:
calculation (if not (Q)SAR)
Remarks:
Migrated phrase: estimated by calculation
Adequacy of study:
key study
Study period:
March 2008 to July 2008
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2011
Report date:
2011

Materials and methods

Test guideline
Qualifier:
no guideline required
Deviations:
no
Principles of method if other than guideline:
The partition coefficient is defined as the ratio of the equilibrium concentrations of the test substance in a two-phase system consisting of two largely immiscible solvents.
The methods given in the Commission Directive 92/69/EEC, Commission Regulation (EC) No. 440/2008 – EC A8 Method (2008) are not usable when the substance shows tension-active properties which is presumably the case for 2237JG.
Therefore, the logKow of the test item is derived using a calculation method. The software EpiSuite was used for this calculation.
GLP compliance:
yes
Type of method:
other:
Partition coefficient type:
octanol-water

Test material

Constituent 1
Reference substance name:
acetalization product beween glucose and 12-hydroxystearyl alcohol
EC Number:
700-891-2
IUPAC Name:
acetalization product beween glucose and 12-hydroxystearyl alcohol

Results and discussion

Partition coefficient
Type:
log Pow
Partition coefficient:
ca. 7.7
Temp.:
20 °C
Details on results:
The log P of the substance is defined as the highest value of the log P of the constituents of the test item.

Any other information on results incl. tables

 Substances contained in 2237JG  Value of log Pow
1,12-octadecanediol  6.6
1,12-octadecanediolmonoglucoside  2.8
octadecanol  7.7

Applicant's summary and conclusion

Conclusions:
The log P of the test item is equal to 7.7
Executive summary:

The log P of the test item is equal to 7.7