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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.

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Physical & Chemical properties

Partition coefficient

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
partition coefficient
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 117 (Partition Coefficient (n-octanol / water), HPLC Method)
GLP compliance:
yes
Type of method:
HPLC method
Partition coefficient type:
octanol-water
Specific details on test material used for the study:
Batch number: 20111104
Purity / Composition: Purity => 99.5%. CAS # 611-99-4
Chemex reference: ECO 170601
Analytical method:
high-performance liquid chromatography
Key result
Type:
log Pow
Partition coefficient:
>= -0.43 - <= 2.52
pH:
8
Remarks on result:
other: temperature not important in this test. Ambiemt laboratory temperature would have been the norm.
Conclusions:
Five peaks were detected with UV and one with RI. The log Pow values range from <0.00 to 2.52.
These results show all detected peaks have log Pow values less than 3.0 and are consistent with a material that has little tendency to accumulate in the environment.

Description of key information

Five peaks were detected with UV and one with RI. The log Pow values range from <0.00 to 2.52.

These results show all detected peaks have log Pow values less than 3.0 and are consistent with a material that has little tendency to accumulate in the environment. The maximum value of 2.5 has been used here for the Log Pow value.

Temperature of the test was ambient and was not specified in the report

Key value for chemical safety assessment

Log Kow (Log Pow):
2.5

Additional information