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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
October 2002
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 (incl. QA statement)
Type of method:
HPLC method
Partition coefficient type:
octanol-water

Test material

Constituent 1
Chemical structure
Reference substance name:
(E)-methyl non-2-enoate
EC Number:
811-711-8
Cas Number:
14952-06-8
Molecular formula:
C10H18O2
IUPAC Name:
(E)-methyl non-2-enoate
Test material form:
liquid
Specific details on test material used for the study:
Batch number: 9000441462
Purity 98.1%

Study design

Analytical method:
high-performance liquid chromatography

Results and discussion

Partition coefficient
Key result
Type:
log Pow
Partition coefficient:
4.4
Temp.:
35 °C
pH:
7
Details on results:
The determination was performed at 35'C , which is the temperature of the column. However, the value obtained can be considered to represent the value at an unspecified, probably ambient temperature.

Applicant's summary and conclusion

Executive summary:

The chromatogram shows one main peak at retention time 9.95 minutes, corresponding to a partition coefficient (log value of 4.4).

Therefore the partition coefficient n-octanol/ water of NEOFOLIONE: log Pow = 4.4.