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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
experimental study
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Cross-reference
Reason / purpose for cross-reference:
reference to same study

Data source

Reference
Reference Type:
other: (Q)SAR
Title:
EPI Suite TM v4.0
Author:
U.S. Environmental Protection Agency
Year:
2009
Bibliographic source:
http://www.epa.gov/opptintr/exposure/pubs/episuitedl.htm

Materials and methods

Principles of method if other than guideline:
Hansch-Leo method
Type of method:
other: Hansch-Leo method
Partition coefficient type:
octanol-water

Test material

Constituent 1
Chemical structure
Reference substance name:
α,2,4-trichlorotoluene
EC Number:
202-381-0
EC Name:
α,2,4-trichlorotoluene
Cas Number:
94-99-5
Molecular formula:
C7H5Cl3
IUPAC Name:
2,4-dichloro-1-(chloromethyl)benzene
Constituent 2
Reference substance name:
Benzene, 2,4-dichloro-1-(chloromethyl)-
IUPAC Name:
Benzene, 2,4-dichloro-1-(chloromethyl)-

Results and discussion

Partition coefficient
Type:
log Pow
Partition coefficient:
3.82
Temp.:
25 °C
Remarks on result:
other: exp. ref.: Hansch, C. et Al. (1995)

Applicant's summary and conclusion

Conclusions:
The log Pow for the test item is 3.82.