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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1992

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 107 (Partition Coefficient (n-octanol / water), Shake Flask Method)
GLP compliance:
yes
Type of method:
shake-flask method to: flask method
Partition coefficient type:
octanol-water

Test material

Constituent 1
Chemical structure
Reference substance name:
Pyrithione zinc
EC Number:
236-671-3
EC Name:
Pyrithione zinc
Cas Number:
13463-41-7
Molecular formula:
C10H8N2O2S2Zn
IUPAC Name:
Bis [1-hydroxy-2(1H)-pyridinethionato-O,S](T-4)-zinc
Details on test material:
Purity: 96.3%

Results and discussion

Partition coefficient
Type:
log Pow
Partition coefficient:
0.9
Temp.:
25 °C
pH:
7.5 - < 7.7

Applicant's summary and conclusion

Conclusions:
log Pow = 0.9 at 25C. The information contained within this robust summary document comes from studies which are in the ownership of Arch Chemicals Inc. and which are protected in several regions globally. This information may not be used for any purpose other than in support of the Chemical safety Report submitted by Arch Chemicals Inc. under Regulation EC 1907/2006.