Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
2018

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:
Bis(2-ethylhexyl) malate
EC Number:
260-070-5
EC Name:
Bis(2-ethylhexyl) malate
Cas Number:
56235-92-8
Molecular formula:
C20H38O5
IUPAC Name:
1,4-bis(2-ethylhexyl) 2-hydroxybutanedioate
Test material form:
liquid
Details on test material:
Identification: Dermol DOM
Appearance: Clear colourless to pale yellow liquid
Batch: P7677
Purity/Composition: >95%
Test item storage: At room temperature
Stable under storage conditions until: 31 December 2018 (retest date)
Additional information
Test Facility test item number: 209081/A
Purity/Composition correction factor: No correction factor required
Test item handling: No specific handling conditions required
Molecular structure: Not indicated
Molecular formula: C20H38O5
Molecular weight: 358.5
Specific details on test material used for the study:
Identification: Dermol DOM
Appearance: Clear colourless to pale yellow liquid
Batch: P7677
Purity/Composition: >95%
Test item storage: At room temperature
Stable under storage conditions until: 31 December 2018 (retest date)
Additional information
Test Facility test item number: 209081/A
Purity/Composition correction factor: No correction factor required
Test item handling: No specific handling conditions required
Molecular structure: Not indicated
Molecular formula: C20H38O5
Molecular weight: 358.5

Study design

Analytical method:
high-performance liquid chromatography

Results and discussion

Partition coefficient
Key result
Type:
log Pow
Partition coefficient:
> 7.2
Temp.:
35 °C
pH:
> 7
Details on results:
Partition coefficient EC A.24
OECD 117
OPPTS 830.7570 log Pow : > 7.2 (benzo[ghi]perylene) HPLC method

Applicant's summary and conclusion