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Physical & Chemical properties

Partition coefficient

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Administrative data

Endpoint:
partition coefficient
Type of information:
experimental study
Adequacy of study:
key study
Study period:
24.01.2013-05.02.2013
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2013
Report date:
2013

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other:
Principles of method if other than guideline:
Determination of ratio of concentrations of a compound in the two phases of a mixture of Octanol-Water at equilibrium
GLP compliance:
no
Type of method:
shake-flask method to: flask method
Partition coefficient type:
octanol-water

Test material

Constituent 1
Chemical structure
Reference substance name:
Sodium 3-methylsulphanilate
EC Number:
264-172-0
EC Name:
Sodium 3-methylsulphanilate
Cas Number:
63450-43-1
Molecular formula:
C7H9NO3S.Na
IUPAC Name:
sodium 3-methylsulphanilate
Details on test material:
- Name of test material: sodium 3-methylsulphanilate
- Substance type:organic
- Physical state:solid

Results and discussion

Partition coefficient
Type:
Pow
Partition coefficient:
0.325
Temp.:
24 °C
pH:
5.99
Remarks on result:
other: Hydrophilic
Details on results:
Converting the above Pow value into its Log value, the Log Pow of sodium 3-methylsulphanilate is -0.488 at 24 degC and pH of 5.99.

Applicant's summary and conclusion

Conclusions:
The experimental value of octanol water partition co-efficient (Pow) of sodium 3-methylsulphanilate is -0.488 at 24 degC and pH of 5.99.This value indicates that sodium 3-methylsulphanilate is relatively hydrophilic in nature.
Executive summary:

The experimental value of octanol water partition co-efficient (Pow) of sodium 3-methylsulphanilate is -0.488 at 24 degC and pH of 5.99.This value indicates that sodium 3-methylsulphanilate is relatively hydrophilic in nature.