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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
27-01-2017 / 08-02-2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2017
Report date:
2017

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 - HPLC Method)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.7570 (Partition Coefficient, n-octanol / H2O, Estimation by Liquid Chromatography)
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:
Octan-3-one
EC Number:
203-423-0
EC Name:
Octan-3-one
Cas Number:
106-68-3
Molecular formula:
C8H16O
IUPAC Name:
octan-3-one
Test material form:
liquid
Remarks:
colorless
Details on test material:
SOURCE OF TEST MATERIAL
- Source and lot/batch No.of test material: Test item 207812/A, Batch No: EM14089719
- Purity 99.9%
- Expiration date of the lot/batch: 1 August 2017
- Purity test date: 7 July 2016

STABILITY AND STORAGE CONDITIONS OF TEST MATERIAL
- Storage condition of test material: At room temperature
- Stability under test conditions: No information available


Study design

Analytical method:
high-performance liquid chromatography

Results and discussion

Partition coefficient
Key result
Type:
log Pow
Partition coefficient:
2.9
Temp.:
32 °C
pH:
7

Applicant's summary and conclusion

Conclusions:
The partition coefficient (Log Pow) of octan-3-one is 2.9 at 32°C at pH 7.
Executive summary:

The test item octan-3-one has a partition coefficient (Log Pow) of 2.9 at 32°C at pH 7 according to the guideline OECD 117, EU Method A.8 and OPPTS 830.7570, using the HPLC method under GLP.