Registration Dossier

Diss Factsheets

Toxicological information

Genetic toxicity: in vitro

Currently viewing:

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: only summary available

Data source

Referenceopen allclose all

Reference Type:
publication
Title:
Salmonella mutagenicity test results for 250 chemicals
Author:
Haworth et. al.
Year:
1983
Bibliographic source:
Environ. Mutagen. Vol 5 (suppl 1) 1983, 3-142
Reference Type:
secondary source
Title:
BUA Stoffbericht 55: Chlortoluidine (3-Chlor-2-methylanilin, 5-Chlor-2-methylanilin, 3-Chlor-4-methylanilin)
Author:
BUA Beratergremium für umweltrelevante Altstoffe
Year:
1990
Bibliographic source:
Verlag Chemie Weinheim 1991

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EPA OTS 798.5265 (The Salmonella typhimurium Bacterial Reverse Mutation Test)
GLP compliance:
not specified
Type of assay:
bacterial reverse mutation assay

Test material

Constituent 1
Chemical structure
Reference substance name:
5-chloro-o-toluidine
EC Number:
202-452-6
EC Name:
5-chloro-o-toluidine
Cas Number:
95-79-4
Molecular formula:
C7H8ClN
IUPAC Name:
5-chloro-2-methylaniline

Method

Species / strain
Species / strain / cell type:
S. typhimurium TA 1535, TA 1537, TA 98 and TA 100
Additional strain / cell type characteristics:
not specified
Metabolic activation:
with and without
Metabolic activation system:
S9 of rat and syrian hamster
Test concentrations with justification for top dose:
3,3-666 µg/plate

Results and discussion

Test results
Species / strain:
S. typhimurium TA 1535, TA 1537, TA 98 and TA 100
Metabolic activation:
with and without
Genotoxicity:
negative
Cytotoxicity / choice of top concentrations:
not specified
Vehicle controls validity:
not specified
Untreated negative controls validity:
not specified
Positive controls validity:
not specified
Remarks on result:
other: all strains/cell types tested
Remarks:
Migrated from field 'Test system'.

Applicant's summary and conclusion

Conclusions:
Interpretation of results (migrated information):
negative

Categories Display