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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2002
Report date:
2002

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 117 (Partition Coefficient (n-octanol / water), HPLC Method)
Deviations:
no
GLP compliance:
yes
Type of method:
HPLC method
Partition coefficient type:
octanol-water

Test material

Constituent 1
Chemical structure
Reference substance name:
-
EC Number:
441-070-6
EC Name:
-
Cas Number:
61826-76-4
Molecular formula:
C14H11NO2
IUPAC Name:
(2S)-2-hydroxy-2-(3-phenoxyphenyl)acetonitrile

Study design

Analytical method:
high-performance liquid chromatography

Results and discussion

Partition coefficientopen allclose all
Key result
Type:
log Pow
Partition coefficient:
2.8
Temp.:
30 °C
pH:
6.9
Remarks on result:
other: test item
Type:
log Pow
Partition coefficient:
3.2
Temp.:
30 °C
pH:
6.9
Remarks on result:
other: hydrolysis product

Applicant's summary and conclusion

Conclusions:
The partition coefficient was determined in a study conducted according to OECD 117. Based on the results from a preliminary test, the HPLC method was chosen for the main test. The decadic logarithm partition coefficient (log Pow) of the test item is 2.8.
Executive summary:

The partition coefficient was determined in a study conducted according to OECD 117. Based on the results from a preliminary test, the HPLC method was chosen for the main test. The decadic logarithm partition coefficient (log Pow) of the test item is 2.8.