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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

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

Toxicological information

Skin irritation / corrosion

Currently viewing:

Administrative data

Endpoint:
skin irritation: in vivo
Type of information:
migrated information: read-across from supporting substance (structural analogue or surrogate)
Adequacy of study:
key study
Study period:
1976
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
comparable to guideline study with acceptable restrictions

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1976
Report date:
1976

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 404 (Acute Dermal Irritation / Corrosion)
Deviations:
yes
Remarks:
more stringent application regime, only 24 and 48 observations
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
[[2,2',2''-[29H,31H-phthalocyaninetriyltris(methylene)]tris[1H-isoindole-1,3(2H)-dionato]](2-)-N29,N30,N31,N32]copper
EC Number:
261-638-5
EC Name:
[[2,2',2''-[29H,31H-phthalocyaninetriyltris(methylene)]tris[1H-isoindole-1,3(2H)-dionato]](2-)-N29,N30,N31,N32]copper
Cas Number:
59160-79-1
Molecular formula:
C59 H31 Cu N11 O6
IUPAC Name:
[[2,2',2''-[(29H,31H-phthalocyanine-C,C,C-triyl-kN29,kN30,kN31,kN32)tris(methylene)]tris[1H-isoindole-1,3(2H)-dionato]](2-)]-copper
Test material form:
solid
Details on test material:
Name of the test substance used in the study report: Oligo-phthalimidomethyl-Kupfer-phthalocyanin

Test animals

Species:
rabbit
Strain:
Vienna White
Details on test animals or test system and environmental conditions:
Body weight: 3.63 and 3.39 kg

Test system

Type of coverage:
occlusive
Preparation of test site:
shaved
Vehicle:
water
Controls:
other: untreated skin of the animals
Amount / concentration applied:
About 1 g of a 50% aqueous test substance preparation
Duration of treatment / exposure:
20 hours
Observation period:
8 days
Number of animals:
2
Details on study design:
Application area: 2.5 x 2.5 cm
Application site: back
The test substance was not washed off.

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
erythema score
Basis:
mean
Time point:
other: days 1, 2, 5, 7 and 8
Score:
0
Max. score:
0
Remarks on result:
other: blue test substance residues were seen on day 1.
Irritation parameter:
edema score
Basis:
mean
Time point:
other: days 1, 2, 5, 7 and 8
Score:
0
Max. score:
0

Applicant's summary and conclusion

Interpretation of results:
GHS criteria not met