Registration Dossier
Registration Dossier
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EC number: 403-800-1 | CAS number: 103597-45-1 EVERSORB 78; LOWILITE 36; LS.BT.620; MIXXIM BB/100; TINUVIN 360
Genetic toxicity: in vitro
Administrative data
- Endpoint:
- in vitro gene mutation study in bacteria
- Remarks:
- Type of genotoxicity: gene mutation
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Guideline study with acceptale restrictions
Data source
Reference
- Reference Type:
- other: ECHA inquiry result
- Title:
- Unnamed
- Year:
- 2 013
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other: Annex V (Ames)
- GLP compliance:
- yes
- Type of assay:
- bacterial reverse mutation assay
Test material
- Reference substance name:
- 2,2'-methylenebis(6-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol)
- EC Number:
- 403-800-1
- EC Name:
- 2,2'-methylenebis(6-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol)
- Cas Number:
- 103597-45-1
- Molecular formula:
- C41H50N6O2
- IUPAC Name:
- 2-(2H-1,2,3-benzotriazol-2-yl)-6-{[3-(2H-1,2,3-benzotriazol-2-yl)-2-hydroxy-5-(2,4,4-trimethylpentan-2-yl)phenyl]methyl}-4-(2,4,4-trimethylpentan-2-yl)phenol
Constituent 1
Method
Species / strain
- Species / strain / cell type:
- bacteria, other: Salmonella lyphimurium: TA98,TA100,TA1535,TA1537E,Coil:WP2uvrA
- Metabolic activation system:
- Aroclor 1254-induced rat liver S9
- Test concentrations with justification for top dose:
- Concentration range in the main test(with metabolic activation):312.5...5000 ug/plate
Concentration range in the main test(without metabolic activation):312.5...5000 ug/plate - Vehicle / solvent:
- Dimethylsulfoxide
- Details on test system and experimental conditions:
- Concentration of the test substance resulting in precipitation: 313 ug/plate
Results and discussion
Test resultsopen allclose all
- Species / strain:
- other: as specified above
- Metabolic activation:
- with
- Cytotoxicity / choice of top concentrations:
- cytotoxicity
- Remarks:
- > 5000 ug/plate
- Species / strain:
- other: as specified above
- Metabolic activation:
- without
- Cytotoxicity / choice of top concentrations:
- cytotoxicity
- Remarks:
- > 5000 ug/plate
- Species / strain:
- other: as specified above
- Metabolic activation:
- with
- Cytotoxicity / choice of top concentrations:
- cytotoxicity
- Remarks:
- >500 ug/plate
- Additional information on results:
- Observations:
There are no sgnificant increases in the numbers of revertant colonies as a result of exposure to the test substance. - Remarks on result:
- other: other: preliminary test
- Remarks:
- Migrated from field 'Test system'.
Applicant's summary and conclusion
- Conclusions:
- Interpretation of results (migrated information):
negative with metabolic activation
negative without metabolic activation
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