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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Partition coefficient

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Administrative data

Endpoint:
partition coefficient
Type of information:
calculation (if not (Q)SAR)
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
accepted calculation method

Data source

Reference
Reference Type:
other: EPIWIN calculation
Title:
Log Kow
Author:
UMCO GmbH
Year:
2019
Bibliographic source:
KOWWIN programme v1.68; Estimation Programs Interface Suite™ for Microsoft® Windows, v 4.00. United States Environmental Protection Agency, Washington, DC, USA

Materials and methods

Test guideline
Qualifier:
no guideline required
Principles of method if other than guideline:
Calculation based on KOWWIN programme v1.68, Estimation Programs Interface Suite™ for Microsoft® Windows v 4.00. US EPA, United States Environmental Protection Agency, Washington, DC, USA.
GLP compliance:
no
Type of method:
other: estimated by calculation
Partition coefficient type:
octanol-water

Test material

Constituent 1
Chemical structure
Reference substance name:
N,N'-ethane-1,2-diylbis(12-hydroxyoctadecan-1-amide)
EC Number:
204-613-6
EC Name:
N,N'-ethane-1,2-diylbis(12-hydroxyoctadecan-1-amide)
Cas Number:
123-26-2
Molecular formula:
C38H76N2O4
IUPAC Name:
12-hydroxy-N-[2-(12-hydroxyoctadecanamido)ethyl]octadecanamide
Test material form:
solid

Results and discussion

Partition coefficient
Key result
Type:
log Pow
Partition coefficient:
11.31
Remarks on result:
other: estimation
Remarks:
Estimated value, no data available for temperature and pH.

Applicant's summary and conclusion

Executive summary:

Log pow was calculated with based on KOWWIN programme v1.68: 11.31.