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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
19 - 21 Nov 2014
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2014
Report date:
2015

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 117 (Partition Coefficient (n-octanol / water), HPLC Method)
GLP compliance:
yes (incl. QA statement)
Remarks:
Hess. Ministerium für Umwelt, Energie, Landwirtschaft und Verbraucherschutz, Wiesbaden, Germany
Type of method:
HPLC method
Partition coefficient type:
octanol-water

Test material

Constituent 1
Chemical structure
Reference substance name:
2,4-difluoroaniline
EC Number:
206-687-5
EC Name:
2,4-difluoroaniline
Cas Number:
367-25-9
Molecular formula:
C6H5F2N
IUPAC Name:
2,4-difluoroaniline

Results and discussion

Partition coefficientopen allclose all
Type:
log Pow
Partition coefficient:
1.7
Temp.:
25 °C
pH:
5
Type:
log Pow
Partition coefficient:
1.7
Temp.:
25 °C
pH:
7
Type:
log Pow
Partition coefficient:
1.7
Temp.:
25 °C
pH:
9

Applicant's summary and conclusion

Conclusions:
A log Pow of 1.7 at 25 °C was determined at pH 5, 7 and 9 for the test item according to OECD Guideline 117.