Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: The study was conducted in compliance with GLP standards. The study was carried out according to Guideline A.8. However, full study report is not available as the data is > 12 year old and summaries have been prepared using data provided by ECHA.

Data source

Reference
Reference Type:
other: Body responsible for the test
Title:
Unnamed
Year:
1993

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.8 (Partition Coefficient)
GLP compliance:
yes
Type of method:
HPLC method
Partition coefficient type:
octanol-water

Test material

Constituent 1
Chemical structure
Reference substance name:
-
EC Number:
413-920-6
EC Name:
-
Cas Number:
88949-33-1
Molecular formula:
C30H20N2O2
IUPAC Name:
3,6-bis({[1,1'-biphenyl]-4-yl})-1H,2H,4H,5H-pyrrolo[3,4-c]pyrrole-1,4-dione
Constituent 2
Reference substance name:
3,6- bis-biphenyl-4-yl-2,5-dihydropyrrolo[3,4-c]pyrrole-1,4-dione
IUPAC Name:
3,6- bis-biphenyl-4-yl-2,5-dihydropyrrolo[3,4-c]pyrrole-1,4-dione

Results and discussion

Partition coefficient
Type:
log Pow
Partition coefficient:
ca. 4.6
Temp.:
20 °C
Remarks on result:
other: Information on pH is not available.

Applicant's summary and conclusion

Conclusions:
The study was conducted as per GLP as per the Guideline A.8. The Log Pow of test substance was found to be 4.6 at 20 °C.