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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

Key value for chemical safety assessment

Genetic toxicity in vitro

Description of key information

Three samples of mixed chlorinated and brominated copper phthalocyanine pigments were tested for mutegenicity in five bacteria strains (OECD 471, GLP). In all studies, precipitation of the green pigment, but no toxicity to bacteria up to the limit dose of 5 mg per plate were observed. All three studies showed absence of mutagenicity in the Ames test. Vehicle and positve control experiments confirmed the validity of the assays.

For the endpoints of gene mutation and clastogenicity in mammalian cells, read-across is applied. Justifications are attached to the robust study summaries.

Link to relevant study records

Referenceopen allclose all

Endpoint:
in vitro gene mutation study in bacteria
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 471 (Bacterial Reverse Mutation Assay)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of assay:
bacterial reverse mutation assay
Specific details on test material used for the study:
Lot 029008P050
Green powder
Storage Room temperature
Year of manufacture: 2003
Target gene:
his operon
Species / strain / cell type:
S. typhimurium TA 1535, TA 1537, TA 98, TA 100 and E. coli WP2
Metabolic activation:
with and without
Metabolic activation system:
S9 mix from liver of Aroclor 1254-induced rats
Test concentrations with justification for top dose:
0; 20; 100; 500; 2500 and 5000 microgramm/plate
Vehicle / solvent:
DMSO
Untreated negative controls:
no
Negative solvent / vehicle controls:
yes
True negative controls:
no
Positive controls:
yes
Positive control substance:
4-nitroquinoline-N-oxide
9-aminoacridine
other: 2-Aminoanthracene, N-methyl-N`-nitro-N-nitrosoguanidine, 4-nitro-phenylendiamine
Details on test system and experimental conditions:
METHOD OF APPLICATION:in agar (plate incorporation) for the first experiment and preincubation for the repeat experiment
Evaluation criteria:
The test chemical is considered positive in this assay if the following criteria are met:
*A dose-related and reproducible increase in the number of revertant colonies, i.e. about
doubling of the spontaneous mutation rate in at least one tester strain either without
S-9 mix or after adding a metabolizing system.
A test substance is generally considered nonmutagenic in this test if:
*The number of revertants for all tester strains were within the historical negative control
range under all experimental conditions in two experiments carried out independently of
each other.

Acceptance criteria
Generally, the experiment is considered valid if the following criteria are met:
" The number of revertant colonies in the negative controls was within the normal range of
the historical control data for each tester strain (see Appendix 5).
" The sterility controls revealed no indication of bacterial contamination.
" The positive control articles both with and without S-9 mix induced a significant increase in
the number of revertant colonies within the range of the historical control data or above
(see Appendix 6).
" The titer of viable bacteria was > 108/mI.
Species / strain:
S. typhimurium TA 1535
Metabolic activation:
with and without
Genotoxicity:
negative
Cytotoxicity / choice of top concentrations:
no cytotoxicity nor precipitates, but tested up to recommended limit concentrations
Vehicle controls validity:
valid
Untreated negative controls validity:
not examined
Positive controls validity:
valid
Species / strain:
S. typhimurium TA 1537
Metabolic activation:
with and without
Genotoxicity:
negative
Cytotoxicity / choice of top concentrations:
no cytotoxicity nor precipitates, but tested up to recommended limit concentrations
Vehicle controls validity:
valid
Untreated negative controls validity:
not examined
Positive controls validity:
valid
Species / strain:
S. typhimurium TA 98
Metabolic activation:
with and without
Genotoxicity:
negative
Cytotoxicity / choice of top concentrations:
no cytotoxicity nor precipitates, but tested up to recommended limit concentrations
Vehicle controls validity:
valid
Untreated negative controls validity:
not examined
Positive controls validity:
valid
Species / strain:
S. typhimurium TA 100
Metabolic activation:
with and without
Genotoxicity:
negative
Cytotoxicity / choice of top concentrations:
no cytotoxicity nor precipitates, but tested up to recommended limit concentrations
Vehicle controls validity:
valid
Untreated negative controls validity:
not examined
Positive controls validity:
valid
Species / strain:
E. coli WP2 uvr A
Metabolic activation:
with and without
Genotoxicity:
negative
Cytotoxicity / choice of top concentrations:
no cytotoxicity nor precipitates, but tested up to recommended limit concentrations
Vehicle controls validity:
valid
Untreated negative controls validity:
not examined
Positive controls validity:
valid
Additional information on results:
No bacteriotoxic effect (reduced his- or trp- background growth, decrease in the number of his+ or trp+ revertants, reduction in the titer) was observed.
Test substance precipitation was found from about 100 microgramm/plate onward.
The test substance did not Iead to an increase in the number of revertant colonies either without S-9 mix or after adding a metabolizing system in two experiments carried out independently of each other (standard plate test and preincubation assay).

E.coli. WP2 uvrA without S9 with S9
Dose/Plate Revertants Number SD Factor Revertants Mean SD Factor Titre
DMSO 28 31 3 1.0 30 34 5 1.0 26
31 39 30
34 34 30
20 ug 30 34 4 1.1 31 34 3 1.0
34 36
37 35
100 ug 30P
27P
32 7 1.0 35P
33P
32 4 0.9
40P 27P
500 ug 28P
29P
29 1 0.9 33P
36P
35 2 1.0
30P 36P
2500 ug 29P 29 2 0.9 32P 32 3 0.9 21
27P 35P 33
30P 30P 25
5000 ug 28P 26 5 0.8 36P 32 3 0.9 27
29P 31P 30
20P 30P 25
4-NQO 5.0 ug 705 673 28 21.7
661
653
2-AA 60 ug 250 226 22 6
207
222

Tables from the plate incorporation test are provided in the attachment.

Conclusions:
The substance is not mutagenic in the Ames test.
Endpoint:
in vitro gene mutation study in bacteria
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 471 (Bacterial Reverse Mutation Assay)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of assay:
bacterial reverse mutation assay
Specific details on test material used for the study:
Lot 020032P050
Green powder
Storage Room temperature
Year of manufacture: 2003
Target gene:
his operon
Species / strain / cell type:
S. typhimurium TA 1535, TA 1537, TA 98, TA 100 and E. coli WP2
Metabolic activation:
with and without
Metabolic activation system:
S9 mix from liver of Aroclor 1254-induced rats
Test concentrations with justification for top dose:
0; 20; 100; 500; 2500 and 5000 microgramm/plate
Vehicle / solvent:
DMSO
Untreated negative controls:
no
Negative solvent / vehicle controls:
yes
True negative controls:
no
Positive controls:
yes
Positive control substance:
4-nitroquinoline-N-oxide
9-aminoacridine
other: 2-Aminoanthracene, N-methyl-N`-nitro-N-nitrosoguanidine, 4-nitro-phenylendiamine
Details on test system and experimental conditions:
METHOD OF APPLICATION:in agar (plate incorporation) for the first experiment and preincubation for the repeat experiment
Evaluation criteria:
The test chemical is considered positive in this assay if the following criteria are met:
*A dose-related and reproducible increase in the number of revertant colonies, i.e. about
doubling of the spontaneous mutation rate in at least one tester strain either without
S-9 mix or after adding a metabolizing system.
A test substance is generally considered nonmutagenic in this test if:
*The number of revertants for all tester strains were within the historical negative control
range under all experimental conditions in two experiments carried out independently of
each other.

Acceptance criteria
Generally, the experiment is considered valid if the following criteria are met:
" The number of revertant colonies in the negative controls was within the normal range of
the historical control data for each tester strain (see Appendix 5).
" The sterility controls revealed no indication of bacterial contamination.
" The positive control articles both with and without S-9 mix induced a significant increase in
the number of revertant colonies within the range of the historical control data or above
(see Appendix 6).
" The titer of viable bacteria was > 108/mI.
Species / strain:
S. typhimurium TA 1535
Metabolic activation:
with and without
Genotoxicity:
negative
Cytotoxicity / choice of top concentrations:
no cytotoxicity nor precipitates, but tested up to recommended limit concentrations
Vehicle controls validity:
valid
Untreated negative controls validity:
not examined
Positive controls validity:
valid
Species / strain:
S. typhimurium TA 1537
Metabolic activation:
with and without
Genotoxicity:
negative
Cytotoxicity / choice of top concentrations:
no cytotoxicity nor precipitates, but tested up to recommended limit concentrations
Vehicle controls validity:
valid
Untreated negative controls validity:
not examined
Positive controls validity:
valid
Species / strain:
S. typhimurium TA 98
Metabolic activation:
with and without
Genotoxicity:
negative
Cytotoxicity / choice of top concentrations:
no cytotoxicity nor precipitates, but tested up to recommended limit concentrations
Vehicle controls validity:
valid
Untreated negative controls validity:
not examined
Positive controls validity:
valid
Species / strain:
S. typhimurium TA 100
Metabolic activation:
with and without
Genotoxicity:
negative
Cytotoxicity / choice of top concentrations:
no cytotoxicity nor precipitates, but tested up to recommended limit concentrations
Vehicle controls validity:
valid
Untreated negative controls validity:
not examined
Positive controls validity:
valid
Species / strain:
E. coli WP2 uvr A
Metabolic activation:
with and without
Genotoxicity:
negative
Cytotoxicity / choice of top concentrations:
no cytotoxicity nor precipitates, but tested up to recommended limit concentrations
Vehicle controls validity:
valid
Untreated negative controls validity:
not examined
Positive controls validity:
valid
Additional information on results:
No bacteriotoxic effect (reduced his- or trp- background growth, decrease in the number of his+ or trp+ revertants, reduction in the titer) was observed.
Test substance precipitation was found from about 100 microgramm/plate onward.
The test substance did not Iead to an increase in the number of revertant colonies either without S-9 mix or after adding a metabolizing system in two experiments carried out independently of each other (standard plate test and preincubation assay).

Tables are provided in the attachment.

Conclusions:
The substance is not mutagenic in the Ames test.
Endpoint:
in vitro gene mutation study in bacteria
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 471 (Bacterial Reverse Mutation Assay)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of assay:
bacterial reverse mutation assay
Specific details on test material used for the study:
Lot 020036P050
Green powder
Storage Room temperature
Year of manufacture: 2003
Target gene:
his operon
Species / strain / cell type:
S. typhimurium TA 1535, TA 1537, TA 98, TA 100 and E. coli WP2
Metabolic activation:
with and without
Metabolic activation system:
S9 mix from liver of Aroclor 1254-induced rats
Test concentrations with justification for top dose:
0; 20; 100; 500; 2500 and 5000 microgramm/plate
Vehicle / solvent:
DMSO
Untreated negative controls:
no
Negative solvent / vehicle controls:
yes
True negative controls:
no
Positive controls:
yes
Positive control substance:
4-nitroquinoline-N-oxide
9-aminoacridine
other: 2-Aminoanthracene, N-methyl-N`-nitro-N-nitrosoguanidine, 4-nitro-phenylendiamine
Details on test system and experimental conditions:
METHOD OF APPLICATION:in agar (plate incorporation) for the first experiment and preincubation for the repeat experiment
Evaluation criteria:
The test chemical is considered positive in this assay if the following criteria are met:
*A dose-related and reproducible increase in the number of revertant colonies, i.e. about
doubling of the spontaneous mutation rate in at least one tester strain either without
S-9 mix or after adding a metabolizing system.
A test substance is generally considered nonmutagenic in this test if:
*The number of revertants for all tester strains were within the historical negative control
range under all experimental conditions in two experiments carried out independently of
each other.

Acceptance criteria
Generally, the experiment is considered valid if the following criteria are met:
" The number of revertant colonies in the negative controls was within the normal range of
the historical control data for each tester strain (see Appendix 5).
" The sterility controls revealed no indication of bacterial contamination.
" The positive control articles both with and without S-9 mix induced a significant increase in
the number of revertant colonies within the range of the historical control data or above
(see Appendix 6).
" The titer of viable bacteria was > 108/mI.
Species / strain:
S. typhimurium TA 1535
Metabolic activation:
with and without
Genotoxicity:
negative
Cytotoxicity / choice of top concentrations:
no cytotoxicity nor precipitates, but tested up to recommended limit concentrations
Vehicle controls validity:
valid
Untreated negative controls validity:
not examined
Positive controls validity:
valid
Species / strain:
S. typhimurium TA 1537
Metabolic activation:
with and without
Genotoxicity:
negative
Cytotoxicity / choice of top concentrations:
no cytotoxicity nor precipitates, but tested up to recommended limit concentrations
Vehicle controls validity:
valid
Untreated negative controls validity:
not examined
Positive controls validity:
valid
Species / strain:
S. typhimurium TA 98
Metabolic activation:
with and without
Genotoxicity:
negative
Cytotoxicity / choice of top concentrations:
no cytotoxicity nor precipitates, but tested up to recommended limit concentrations
Vehicle controls validity:
valid
Untreated negative controls validity:
not examined
Positive controls validity:
valid
Species / strain:
S. typhimurium TA 100
Metabolic activation:
with and without
Genotoxicity:
negative
Cytotoxicity / choice of top concentrations:
no cytotoxicity nor precipitates, but tested up to recommended limit concentrations
Vehicle controls validity:
valid
Untreated negative controls validity:
not examined
Positive controls validity:
valid
Species / strain:
E. coli WP2 uvr A
Metabolic activation:
with and without
Genotoxicity:
negative
Cytotoxicity / choice of top concentrations:
no cytotoxicity nor precipitates, but tested up to recommended limit concentrations
Vehicle controls validity:
valid
Untreated negative controls validity:
not examined
Positive controls validity:
valid
Additional information on results:
No bacteriotoxic effect (reduced his- or trp- background growth, decrease in the number of his+ or trp+ revertants, reduction in the titer) was observed.
Test substance precipitation was found from about 100 microgramm/plate onward.
The test substance did not Iead to an increase in the number of revertant colonies either without S-9 mix or after adding a metabolizing system in two experiments carried out independently of each other (standard plate test and preincubation assay).

Tables with results of the plate incorporation and preincubation assay are provided in the attachment.

Conclusions:
The substance is not mutagenic in the Ames test.
Endpoint:
in vitro cytogenicity / chromosome aberration study in mammalian cells
Type of information:
read-across from supporting substance (structural analogue or surrogate)
Adequacy of study:
key study
Reason / purpose for cross-reference:
read-across source
Reason / purpose for cross-reference:
read-across source
Reason / purpose for cross-reference:
read-across source
Reason / purpose for cross-reference:
read-across source
Reason / purpose for cross-reference:
read-across source
Qualifier:
according to guideline
Guideline:
OECD Guideline 473 (In Vitro Mammalian Chromosome Aberration Test)
Species / strain:
Chinese hamster lung fibroblasts (V79)
Metabolic activation:
with and without
Genotoxicity:
negative
Cytotoxicity / choice of top concentrations:
no cytotoxicity, but tested up to precipitating concentrations
Vehicle controls validity:
valid
Untreated negative controls validity:
not examined
Positive controls validity:
valid
Endpoint:
in vitro gene mutation study in mammalian cells
Type of information:
read-across from supporting substance (structural analogue or surrogate)
Adequacy of study:
key study
Reason / purpose for cross-reference:
read-across source
Reason / purpose for cross-reference:
read-across source
Reason / purpose for cross-reference:
read-across source
Reason / purpose for cross-reference:
read-across source
Reason / purpose for cross-reference:
read-across source
Reason / purpose for cross-reference:
read-across source
Qualifier:
according to guideline
Guideline:
OECD Guideline 476 (In Vitro Mammalian Cell Gene Mutation Test)
Species / strain:
Chinese hamster lung fibroblasts (V79)
Metabolic activation:
with and without
Genotoxicity:
negative
Cytotoxicity / choice of top concentrations:
no cytotoxicity, but tested up to precipitating concentrations
Vehicle controls validity:
valid
Untreated negative controls validity:
not examined
Positive controls validity:
valid
Endpoint conclusion
Endpoint conclusion:
no adverse effect observed (negative)

Additional information

Justification for classification or non-classification

Classification, Labelling, and Packaging Regulation (EC) No. 1272/2008

The available experimental test data are reliable and suitable for classification purposes under Regulation 1272/2008. No adverse findings on genotoxicity was observed in in-vitro or in-vivo studies either for the substance itself or for structural analogues. As a result the substance is not considered to be classified for mutagenicity under Regulation (EC) No. 1272/2008, as amended for the tenth time in Regulation (EU) No 2017/776.