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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
20 September 1996 to 29 October 1996
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1996
Report date:
1996

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.8 (Partition Coefficient - HPLC Method)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
HPLC method
Partition coefficient type:
octanol-water

Test material

Constituent 1
Chemical structure
Reference substance name:
N-ethyl-N-(3-methylphenyl)propionamide
EC Number:
423-640-6
EC Name:
N-ethyl-N-(3-methylphenyl)propionamide
Cas Number:
179911-08-1
Molecular formula:
C12H17NO
IUPAC Name:
N-ethyl-N-(3-methylphenyl)propanamide
Test material form:
liquid

Study design

Analytical method:
high-performance liquid chromatography

Results and discussion

Partition coefficientopen allclose all
Key result
Type:
Pow
Partition coefficient:
107
pH:
9.1
Remarks on result:
other: Temperature not specified
Key result
Type:
log Pow
Partition coefficient:
2.03
pH:
9.1
Remarks on result:
other: Temperature not specified

Any other information on results incl. tables

 

 Injection Retention time (mins)  Capacity factor (k)  Log10 Log10 Pow 
 1 5.851  1.138  5.60 x 10-2   2.03
5.850  1.137  5.59 x 10-2  2.03 

Applicant's summary and conclusion

Conclusions:
The partition coefficient of Agarbois has been determined to be 107, log10Pow = 2.03
Executive summary:

The partition coefficient has been determined to be 107, log10Pow = 2.03, using the HPLC method, Method A8 of Commission Directive 92/69/EEC.