Registration Dossier

Administrative data

Endpoint:
partition coefficient
Type of information:
experimental study
Adequacy of study:
key study
Study period:
27 june 2013 to 02 july 2013
Reliability:
1 (reliable without restriction)

Data source

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

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
OECD Guideline 107 (Partition Coefficient (n-octanol / water), Shake Flask Method)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EU Method A.8 (Partition Coefficient)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
shake-flask method to: flask method
Partition coefficient type:
octanol-water

Test material

Constituent 1
Reference substance name:
Reaction mass of disodium 2-{[2-(carbamoylamino)-4-({4-chloro-6-[(3-sulfonatophenyl)amino]-1,3,5-triazin-2-yl}amino)phenyl]diazenyl}-5-(vinylsulfonyl)benzenesulfonate and trisodium 2-{[2-(carbamoylamino)-4-({4-chloro-6-[(3-sulfonatophenyl)amino]-1,3,5-triazin-2-yl}amino)phenyl]diazenyl}-5-{[2-(sulfonatooxy)ethyl]sulfonyl}benzenesulfonate
IUPAC Name:
Reaction mass of disodium 2-{[2-(carbamoylamino)-4-({4-chloro-6-[(3-sulfonatophenyl)amino]-1,3,5-triazin-2-yl}amino)phenyl]diazenyl}-5-(vinylsulfonyl)benzenesulfonate and trisodium 2-{[2-(carbamoylamino)-4-({4-chloro-6-[(3-sulfonatophenyl)amino]-1,3,5-triazin-2-yl}amino)phenyl]diazenyl}-5-{[2-(sulfonatooxy)ethyl]sulfonyl}benzenesulfonate
Test material form:
solid: particulate/powder
Remarks:
migrated information: powder

Study design

Analytical method:
photometric method

Results and discussion

Partition coefficient
Type:
log Pow
Partition coefficient:
-1.86
Temp.:
25 °C
pH:
5.85
Remarks on result:
other: Standard Deviation 0.13

Any other information on results incl. tables

For each flask, the log Pow was calculated using the relation log Pow = log (c(octanol) / c(buffer))

Step Concentration
in Octanol mg/L
Concentration
in Buffer mg/L
1_1 12,24 1019,8
1_1 12,25 1019,6
1_2 12,26 992,89
1_2 12,27 993,09
2_1 20,15 975,55
2_1 20,16 975,55
2_2 19,61 976,36
2_2 19,62 976,96
3_1 9,93 990,33
3_1 9,94 990,33
3_2 11,37 995,2
3_2 11,38 995,61

Applicant's summary and conclusion

Conclusions:
The log Pow at pH 5,85 ist - 1,86.