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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
experimental study
Adequacy of study:
key study
Study period:
06 Apr 1998
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1998
Report date:
1998

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 107 (Partition Coefficient (n-octanol / water), Shake Flask Method)
Deviations:
no
GLP compliance:
no
Type of method:
flask method
Partition coefficient type:
octanol-water

Test material

Constituent 1
Chemical structure
Reference substance name:
Methyl 1-methyl-4-[(methylphenylhydrazono)methyl]pyridinium sulphate
EC Number:
269-503-2
EC Name:
Methyl 1-methyl-4-[(methylphenylhydrazono)methyl]pyridinium sulphate
Cas Number:
68259-00-7
Molecular formula:
C14H16N3.CH3O4S
IUPAC Name:
methyl 1-methyl-4-[(methylphenylhydrazono)methyl]pyridinium sulphate
Test material form:
solid: particulate/powder
Details on test material:
See study reports for batch and purity information

Study design

Analytical method:
high-performance liquid chromatography

Results and discussion

Partition coefficient
Key result
Type:
Pow
Partition coefficient:
0.02
Remarks on result:
other: Temperature and pH not reported
Details on results:
Pow = 0.020
log Pow = -1.69

Applicant's summary and conclusion

Conclusions:
The Pow of the test item was determned as 0.020, with the log Pow = -1.69.
Executive summary:

The Pow of the test item was determned as 0.020, with the log Pow = -1.69.