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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
1998
Report date:
1998

Materials and methods

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

Test material

Constituent 1
Chemical structure
Reference substance name:
-
EC Number:
429-220-9
EC Name:
-
Cas Number:
132584-17-9
Molecular formula:
C17 H18 O4
IUPAC Name:
ethyl 2-hydroxy-2-(4-phenoxyphenyl)propanoate
Test material form:
liquid
Specific details on test material used for the study:
Purity: not stated by sponsor

Study design

Analytical method:
other: HPLC, using a methanol/water mobile phase and comparing retention time with a range of known substances. The retention time was close to that of toluene, with a recorded Log Pow of 2.73.

Results and discussion

Partition coefficient
Key result
Type:
log Pow
Partition coefficient:
2.7
Temp.:
20 °C
Remarks on result:
other: pH not reported

Applicant's summary and conclusion

Conclusions:
log Pow 2.7