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Administrative data

Endpoint:
partition coefficient
Type of information:
experimental study
Adequacy of study:
key study
Study period:
07 Feb 2019 to 19 Apr 2019
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2019

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
EU Method A.8 (Partition Coefficient - Shake Flask Method)
Version / remarks:
Note: Estimation method has been used
Qualifier:
according to guideline
Guideline:
OECD Guideline 107 (Partition Coefficient (n-octanol / water), Shake Flask Method)
Version / remarks:
Note: Estimation method has been used
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.7550 (Partition Coefficient, n-octanol / H2O, Shake Flask Method)
Version / remarks:
Note: Estimation method has been used
GLP compliance:
yes
Type of method:
estimation method (solubility ratio)
Partition coefficient type:
octanol-water

Test material

Constituent 1
Chemical structure
Reference substance name:
2,9,16,23-tetrakis(2,5-di-tert-butyl-4-methoxyphenoxy)phthalocyanine
EC Number:
831-167-5
Cas Number:
2126827-44-7
Molecular formula:
C92H106N8O8
IUPAC Name:
2,9,16,23-tetrakis(2,5-di-tert-butyl-4-methoxyphenoxy)phthalocyanine
Test material form:
solid
Specific details on test material used for the study:
SOURCE OF TEST MATERIAL
- Source and lot/batch No.of test material: 2715/18/01
- Expiration date of the lot/batch: 01 July 2020
- Purity test date: 11 July 2018

STABILITY AND STORAGE CONDITIONS OF TEST MATERIAL
- Storage condition of test material: At room temperature protected from light
- Stability under test conditions: Stable

Study design

Analytical method:
other: Estimation method

Results and discussion

Partition coefficientopen allclose all
Key result
Type:
log Pow
Partition coefficient:
> 8.7
Temp.:
20 °C
pH:
7.4
Type:
Pow
Partition coefficient:
> 520 000 000
Temp.:
20 °C
pH:
7.4

Applicant's summary and conclusion

Conclusions:
The log Pow has been determiend to be >8.7
Executive summary:

The log Pow has been assessed according to OECD guideline 107, EC method A.8, and OPPTs 830.7550. The estimation method has been used