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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
(Q)SAR
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Regulatory accepted QSAR method for organic chemicals properties assessment.
Justification for type of information:
QSAR prediction: migrated from IUCLID 5.6

Data source

Reference
Reference Type:
other company data
Title:
Unnamed
Year:
2009

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: QSAR method
Principles of method if other than guideline:
KOWWIN v1.67
(US EPA, EPI Suite v 4.00)
GLP compliance:
no
Remarks:
not applicable to QSAR models
Type of method:
other: QSAR method
Partition coefficient type:
octanol-water

Test material

Constituent 1
Reference substance name:
data for components
IUPAC Name:
data for components
Details on test material:
data for components

Results and discussion

Any other information on results incl. tables

Overview of QSARs estimations on partition coefficient n-octanol/water of Diesel Fuel components

Method

 

Results

Remarks

Reference

Hexane, C6H14(CAS No. 110-54-3)

 

QSAR estimate

Log Kow=3.29

Valid with restrictions (2); QSAR method;

Estimated values

KOWWIN v1.67

(US EPA, EPI Suite v 4.00)

Heptane, C7H16(CAS No. 142-82-5)

 

QSAR estimate

Log Kow=3.78

Valid with restrictions (2); QSAR method;

Estimated values

KOWWIN v1.67

(US EPA, EPI Suite v 4.00)

Octane, C8H18(CAS No. 111-65-9)

 

QSAR estimate

Log Kow=4.27

Valid with restrictions (2); QSAR method;

Estimated values

KOWWIN v1.67

(US EPA, EPI Suite v 4.00)

Nonane, C9H20(CAS No. 111-84-2)

 

QSAR estimate

Log Kow=4.76

Valid with restrictions (2); QSAR method;

Estimated values

KOWWIN v1.67

(US EPA, EPI Suite v 4.00)

Decane, C10H22(CAS No. 124-18-5)

 

QSAR estimate

Log Kow=5.25

Valid with restrictions (2); QSAR method;

Estimated values

KOWWIN v1.67

(US EPA, EPI Suite v 4.00)

Hendecane, C11H24(CAS No. 1120-21-4)

 

QSAR estimate

Log Kow=5.74

Valid with restrictions (2); QSAR method;

Estimated values

KOWWIN v1.67

(US EPA, EPI Suite v 4.00)

Dodecane, C12H26(CAS No. 112-40-3)

 

QSAR estimate

Log Kow=6.23

Valid with restrictions (2); QSAR method;

Estimated values

KOWWIN v1.67

(US EPA, EPI Suite v 4.00)

Tridecane, C13H28(CAS No. 629-50-5)

 

QSAR estimate

Log Kow=6.73

Valid with restrictions (2); QSAR method;

Estimated values

KOWWIN v1.67

(US EPA, EPI Suite v 4.00)

Tetradecane, C14H30(CAS No. 629-59-4)

 

QSAR estimate

Log Kow=7.22

Valid with restrictions (2); QSAR method;

Estimated values

KOWWIN v1.67

(US EPA, EPI Suite v 4.00)

Pentadecane, C15H32(CAS No. 629-62-9)

 

QSAR estimate

Log Kow=7.709

Valid with restrictions (2); QSAR method;

Estimated values

KOWWIN v1.67

(US EPA, EPI Suite v 4.00)

Hexadecane, C16H34(CAS No. 544-76-3)

 

QSAR estimate

Log Kow=8.1990

Valid with restrictions (2); QSAR method;

Estimated values

KOWWIN v1.67

(US EPA, EPI Suite v 4.00)

Heptadecane, C17H36(CAS No. 629-78-7)

 

QSAR estimate

Log Kow=8.6901

Valid with restrictions (2); QSAR method;

Estimated values

KOWWIN v1.67

(US EPA, EPI Suite v 4.00)

Octadecane, C18H38(CAS No. 593-45-3)

 

QSAR estimate

Log Kow=9.1812

Valid with restrictions (2); QSAR method;

Estimated values

KOWWIN v1.67

(US EPA, EPI Suite v 4.00)

Nonadecane, C19H40(CAS No. 629-92-5)

 

QSAR estimate

Log Kow=9.6723

Valid with restrictions (2); QSAR method;

Estimated values

KOWWIN v1.67

(US EPA, EPI Suite v 4.00)

Eicosane, C20H42(CAS No. 112-95-8)

 

QSAR estimate

Log Kow=10.1634

Valid with restrictions (2); QSAR method;

Estimated values

KOWWIN v1.67

(US EPA, EPI Suite v 4.00)

Toluene, C7H8(CAS No. 108-88-3)

 

QSAR estimate

Log Kow=2.54

Valid with restrictions (2); QSAR method;

Estimated values

KOWWIN v1.67

(US EPA, EPI Suite v 4.00)

Ethylbenzene, C8H10(CAS No. 100-41-4)

 

QSAR estimate

Log Kow=3.03

Valid with restrictions (2); QSAR method;

Estimated values

KOWWIN v1.67

(US EPA, EPI Suite v 4.00)

p-Xylene, C8H10(CAS No. 106-42-3)

 

QSAR estimate

Log Kow=3.09

Valid with restrictions (2); QSAR method;

Estimated values

KOWWIN v1.67

(US EPA, EPI Suite v 4.00)

o-Xylene, C8H10(CAS No. 95-47-6)

QSAR estimate

Log Kow=3.09

Valid with restrictions (2); QSAR method;

Estimated values

KOWWIN v1.67

(US EPA, EPI Suite v 4.00)

Applicant's summary and conclusion

Conclusions:
The log Pow/log Kow data for Diesel Fuel components indicate values >3 for this endpoint.