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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
hydrolysis
Type of information:
(Q)SAR
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Justification for type of information:
Episuite/Hydrowin program was used to calculate the half-lives of the substance. The program was developed by the US Environmental Prevention Agency's Office of Pollution Prevention Toxics and Syracuse Research Corporation. Information about the program is publically available.

Data source

Reference
Title:
Unnamed
Report date:
2021

Materials and methods

Principles of method if other than guideline:
HYDROWIN v2.00 from EPIsuite, copyright by US Environmental Protection Agency

Test material

Constituent 1
Chemical structure
Reference substance name:
2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2-methoxyphenyl)-3-oxobutyramide]
EC Number:
224-867-1
EC Name:
2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2-methoxyphenyl)-3-oxobutyramide]
Cas Number:
4531-49-1
Molecular formula:
C34H30Cl2N6O6
IUPAC Name:
2,2'-[(3,3'-dichlorobiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis[N-(2-methoxyphenyl)-3-oxobutanamide]
Test material form:
solid: nanoform

Results and discussion

Preliminary study:
Due to the Hydrowin data set it can be concluded that the substance is hydrolytically stable.
Transformation products:
not measured
Dissipation DT50 of parent compound
Key result
Remarks on result:
hydrolytically stable based on preliminary test
Remarks:
Result is based on QSAR

Applicant's summary and conclusion

Conclusions:
Due to the result based on the HYDROWIN v2.00, the substance can be as assessed as hydrolytically stable.