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Genetic toxicity: in vitro

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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
Study period:
Not specified
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Study conducted to GLP (taken from SNIF file). Registrant referring to studies >12 years old at the permission of ECHA.

Data source

Reference
Reference Type:
other: Body responsible for the test
Title:
Unnamed
Year:
1999
Report date:
1999

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method B.13/14 (Mutagenicity - Reverse Mutation Test Using Bacteria)
GLP compliance:
yes
Type of assay:
bacterial reverse mutation assay

Test material

Constituent 1
Reference substance name:
-
EC Number:
432-130-2
EC Name:
-
Cas Number:
119345-01-6
Molecular formula:
Not applicable ( a generic molecular formula cannot be provided for this UVCB substance)
IUPAC Name:
Reaction products of phosphorous trichloride, with 1,1′-biphenyl and 2,4-bis(1,1-dimethylethyl)phenol
Details on test material:
No data

Method

Target gene:
No data
Species / strainopen allclose all
Species / strain / cell type:
S. typhimurium TA 1535, TA 1537, TA 98 and TA 100
Details on mammalian cell type (if applicable):
Not applicable
Additional strain / cell type characteristics:
not specified
Species / strain / cell type:
E. coli WP2 uvr A
Details on mammalian cell type (if applicable):
Not applicable
Additional strain / cell type characteristics:
not specified
Metabolic activation:
with and without
Metabolic activation system:
ESSAII & II: rat liver S9 fractions treated with phenobarbital / β-naphthoflavone
Test concentrations with justification for top dose:
Concentration range in the main test (with metabolic activation): 33 ... 5000 μg/plate
Concentration range in the main test (without metabolic activation): 33 ... 5000 μg/plate
Vehicle / solvent:
Solvent: Acetone
Controls
Untreated negative controls:
not specified
Negative solvent / vehicle controls:
not specified
True negative controls:
not specified
Positive controls:
not specified
Positive control substance:
not specified
Details on test system and experimental conditions:
No data
Evaluation criteria:
No data
Statistics:
No data

Results and discussion

Test resultsopen allclose all
Species / strain:
other: as specified above
Metabolic activation:
with
Genotoxicity:
negative
Cytotoxicity / choice of top concentrations:
cytotoxicity
Remarks:
(1000 ug/plate)
Vehicle controls validity:
not specified
Untreated negative controls validity:
not specified
Positive controls validity:
not specified
Species / strain:
other: as specified above
Metabolic activation:
without
Genotoxicity:
negative
Cytotoxicity / choice of top concentrations:
cytotoxicity
Remarks:
(1000 ug/plate)
Vehicle controls validity:
not specified
Untreated negative controls validity:
not specified
Positive controls validity:
not specified
Species / strain:
other: as specified above
Metabolic activation:
with
Genotoxicity:
negative
Cytotoxicity / choice of top concentrations:
cytotoxicity
Remarks:
(>= 100 ug/plate)
Vehicle controls validity:
not specified
Untreated negative controls validity:
not specified
Positive controls validity:
not specified
Species / strain:
other: as specified above
Metabolic activation:
without
Genotoxicity:
negative
Cytotoxicity / choice of top concentrations:
cytotoxicity
Remarks:
(>= 100 ug/plate)
Vehicle controls validity:
not specified
Untreated negative controls validity:
not specified
Positive controls validity:
not specified
Additional information on results:
No data
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

Negative with and without metabolic activation.
Executive summary:

Information from migrated NONS file, as per inquiry number 06-0000020725-70-0000, permission to refer granted by ECHA.

 

Study conducted to GLP (taken from SNIF file). Registrant referring to studies >12 years old at the permission of ECHA. 

 

Negative with and without metabolic activation.