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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Test was conducted according to EU Method A.8 and compliant with GLP.

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:
1,3-bis(3-methyl-2,5-dioxo-1H-pyrrolinylmethyl)benzene
EC Number:
412-570-1
EC Name:
1,3-bis(3-methyl-2,5-dioxo-1H-pyrrolinylmethyl)benzene
Cas Number:
119462-56-5
Molecular formula:
C18H16N2O4
IUPAC Name:
3-methyl-1-({3-[(3-methyl-2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)methyl]phenyl}methyl)-2,5-dihydro-1H-pyrrole-2,5-dione

Study design

Analytical method:
high-performance liquid chromatography

Results and discussion

Partition coefficient
Type:
log Pow
Partition coefficient:
2.2
Temp.:
20 °C
pH:
7
Remarks on result:
other: pH: no information available. For TCC, pH of 7 used.

Applicant's summary and conclusion

Conclusions:
Partition coefficient of test substance: log Pow = 2.2 at 20°C