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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
experimental study
Adequacy of study:
key study
Study period:
From 6 March to 20 September 2013
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: According to the OECD Guideline and it is GLP.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2013
Report date:
2013

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
OECD Guideline 117 (Partition Coefficient (n-octanol / water), HPLC Method)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EU Method A.8 (Partition Coefficient)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
HPLC method
Partition coefficient type:
octanol-water

Test material

Constituent 1
Chemical structure
Reference substance name:
3,6-dimethylheptan-2-ol
EC Number:
801-829-8
Cas Number:
1247790-47-1
Molecular formula:
C9H20O
IUPAC Name:
3,6-dimethylheptan-2-ol
Details on test material:
- Physical state: clear colorless liquid
- Storage condition of test material: room temperature in the dark

Results and discussion

Partition coefficient
Type:
log Pow
Partition coefficient:
3.47

Any other information on results incl. tables

 Injection Retention Time (mins) Capacity Factor (k')  Log k'  Log Pow 
6.717  3.235  0.510  3.47 
6.721  3.238  0.510   3.47

Mean Log Pow: 3.47

Partittion coefficient 2.96 x10^3

Applicant's summary and conclusion

Conclusions:
The partition coefficient of the test item has been determined to be log Pow 3.47.
Executive summary:

Log Pow 3.47, using the HPLC method, designed to be compatible with Method a8 Partition Coefficient of Commission Regulation and Method 117 of the OECD Guidelines.