Registration Dossier

Administrative data

Endpoint:
partition coefficient
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: According OECD 107

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2009
Report Date:
2009

Materials and methods

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

Test material

Reference
Name:
Unnamed
Type:
Constituent

Study design

Analytical method:
photometric method

Results and discussion

Partition coefficient
Type:
log Pow
Partition coefficient:
2.02
Temp.:
23 °C
pH:
ca. 7
Remarks on result:
other: mean

Any other information on results incl. tables

no.

stock solution [ml]

water [ml]

conc. in n-octanol phase [mg/l]

conc. in water phase [mg/l]

log pow

A1

5

10

190,6

1,51

2,10

A2

5

10

191,4

1,85

2,02

B1

10

10

191,5

1,68

2,06

B2

10

10

189,6

1,98

1,98

C1

20

10

189,9

1,68

2,05

C2

20

10

190,8

2,48

1,89

mean

-

-

-

-

2,02

Applicant's summary and conclusion

Executive summary:

The partition coefficient (log pow) of the test substance 2,5-dianilinoterephthalic acid was determined according to OECD Guideline 107. Result log pow = 2.02 (mean of 6 measurements).