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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
in vivo mammalian somatic cell study: cytogenicity / erythrocyte micronucleus
Remarks:
In vivo Micronucleus activity
Type of information:
(Q)SAR
Adequacy of study:
other information
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
results derived from a (Q)SAR model, with limited documentation / justification, but validity of model and reliability of prediction considered adequate based on a generally acknowledged source
Justification for type of information:
The reliability assessment of the prediction is presented in the attached document as well (QPRF).

Data source

Reference
Reference Type:
other: QSAR model
Title:
VEGA in silico platform
Year:
2022
Bibliographic source:
In vivo Micronucleus activity (IRFMN) v.1.0.2

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
other: ECHA guidance on information requirements and chemical safety assessment Chapter R.6: QSARs and grouping of chemicals.
Type of assay:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
(5R)-3-(3,4-difluoro-2-methoxyphenyl)-4,5-dimethyl-5-(trifluoromethyl)furan-2-one
Cas Number:
2875066-35-4
Molecular formula:
C14H11F5O3
IUPAC Name:
(5R)-3-(3,4-difluoro-2-methoxyphenyl)-4,5-dimethyl-5-(trifluoromethyl)furan-2-one
Specific details on test material used for the study:
CC1=C(C(=O)O[C@@]1(C)C(F)(F)F)C2=C(C(=C(C=C2)F)F)OC

Results and discussion

Test results
Key result
Genotoxicity:
negative
Toxicity:
no effects
Remarks on result:
other: Prediction and Applicability Domain analysis for models: In vivo Micronucleus activity (IRFMN) 1.0.2

Any other information on results incl. tables

The prediction was deemed to be reliable on the basis of the parameters listed above. The molecule falls into the applicability domain of the model.

Applicant's summary and conclusion

Conclusions:
The molecule was predicted to be NON-genotoxic.