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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Currently viewing:

Administrative data

Endpoint:
partition coefficient
Type of information:
(Q)SAR
Adequacy of study:
key study
Reliability:
3 (not reliable)
Rationale for reliability incl. deficiencies:
results derived from a valid (Q)SAR model and falling into its applicability domain, with limited documentation / justification
Justification for type of information:
Substance is insoluble in water, and is to have an expected partition coefficient above 8, and thus suggested OECD methods are not applicable.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2018

Materials and methods

Test guideline
Qualifier:
no guideline followed
Principles of method if other than guideline:
Calculated, KOWWIN programme v1.68; Estimation Programs Interface Suite™ for Microsoft® Windows, v 4.00. United States Environmental Protection Agency, Washington, DC, USA.
GLP compliance:
no

Test material

Constituent 1
Reference substance name:
no defined IUPAC name
EC Number:
612-381-6
Cas Number:
61789-91-1
Molecular formula:
no molecular structure defined
IUPAC Name:
no defined IUPAC name
Test material form:
semi-solid (amorphous): gel
Details on test material:
Components Floraesters 30
Wax Ester ---
36:2 <2
38:0 <1
38:1 2 - 4
38:2 2 - 4
40:0 2 - 4
40:1 14 - 18
40:2 17 - 21
42:0 2 - 4
42:1 14 - 18
42:2 17 - 21
44:0 <2
44:1 4 - 7
44:2 4 - 7
46:2 <3
Iodine Value** 57 - 61
Mono-ester content*** 40 - 47

Results and discussion

Partition coefficient
Key result
Type:
log Pow
Partition coefficient:
ca. 19.31
Temp.:
20 °C
pH:
ca. 7

Applicant's summary and conclusion

Conclusions:
Estimated Log Kow = 19.31