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Diss Factsheets

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:
1 (reliable without restriction)

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:
other: Directive 84/449/CEE Test d'Ames
GLP compliance:
yes
Type of assay:
bacterial reverse mutation assay

Test material

Constituent 1
Chemical structure
Reference substance name:
2-butyl-4-chloro-5-formylimidazole
EC Number:
410-260-0
EC Name:
2-butyl-4-chloro-5-formylimidazole
Cas Number:
83857-96-9
Molecular formula:
C8 H11 Cl N2 O
IUPAC Name:
2-butyl-4-chloro-1H-imidazole-5-carbaldehyde

Method

Species / strain
Species / strain / cell type:
S. typhimurium TA 1535, TA 1537, TA 98 and TA 100
Metabolic activation:
with and without
Metabolic activation system:
S9 mix de foie de rats traités à l'AROClOR 1254
Test concentrations with justification for top dose:
Concentration range in the main test (with metabolic activation): 125 ... 1000 μg/plate
Concentration range in the main test (without metabolic activation): 125... 1000 μg/plate
Vehicle / solvent:
Solvent: Dimethylsulfoxide

Results and discussion

Test resultsopen allclose all
Species / strain:
other: as specified above
Metabolic activation:
with
Genotoxicity:
not specified
Cytotoxicity / choice of top concentrations:
cytotoxicity
Remarks:
> 1000 μg/plate
Species / strain:
other: as specified above
Metabolic activation:
without
Genotoxicity:
not specified
Cytotoxicity / choice of top concentrations:
cytotoxicity
Remarks:
> 1000 μg/plate
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