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Toxicological information

Skin irritation / corrosion

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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
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Test was conducted according to EU Method B.4 and compliant with GLP. Read-across from supporting substance (structure analogue or surrogate). Test substance (source substance): EC No. 402-990-3

Data source

Reference
Reference Type:
other: Body responsible for the test
Title:
Unnamed
Year:
1989

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method B.4 (Acute Toxicity: Dermal Irritation / Corrosion)
GLP compliance:
yes

Test material

Constituent 1
Reference substance name:
Reaction mass mainly based on 2,3-dihydro-6-(2-hydroxy-2-methyl-1-oxopropyl)-1,1,3-trimethyl-3-[4-(2-hydroxy-2-methyl-1-oxopropyl)phenyl]-1H-indene and 2,3-dihydro-5-(2-hydroxy-2-methyl-1-oxopropyl)-1,1,3-trimethyl-3-[4-(2-hydroxy-2-methyl-1-oxopropyl)phenyl]-1H-indene
IUPAC Name:
Reaction mass mainly based on 2,3-dihydro-6-(2-hydroxy-2-methyl-1-oxopropyl)-1,1,3-trimethyl-3-[4-(2-hydroxy-2-methyl-1-oxopropyl)phenyl]-1H-indene and 2,3-dihydro-5-(2-hydroxy-2-methyl-1-oxopropyl)-1,1,3-trimethyl-3-[4-(2-hydroxy-2-methyl-1-oxopropyl)phenyl]-1H-indene
Constituent 2
Reference substance name:
A mixture mainly based on: 2,3-dihydro-6-(2-hydroxy-2-methyl-1-oxopropyl)-1,1,3-trimethyl-3-[4-(2-hydroxy-2-methyl-1-oxopropyl)phenyl]-1H-indene; 2,3-dihydro-5-(2-hydroxy-2-methyl-1-oxopropyl)-1,1,3-trimethyl-3-[4-(2-hydroxy-2-methyl-1-oxopropyl)phenyl]-1H-indene
EC Number:
402-990-3
EC Name:
A mixture mainly based on: 2,3-dihydro-6-(2-hydroxy-2-methyl-1-oxopropyl)-1,1,3-trimethyl-3-[4-(2-hydroxy-2-methyl-1-oxopropyl)phenyl]-1H-indene; 2,3-dihydro-5-(2-hydroxy-2-methyl-1-oxopropyl)-1,1,3-trimethyl-3-[4-(2-hydroxy-2-methyl-1-oxopropyl)phenyl]-1H-indene
IUPAC Name:
402-990-3

Test animals

Species:
rabbit
Strain:
other: albino New Zealand

Test system

Type of coverage:
semiocclusive
Vehicle:
other: Steril liquid paraffin
Amount / concentration applied:
1 mg
Duration of treatment / exposure:
4 h
Observation period:
72 h
Number of animals:
6

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
erythema score
Basis:
mean
Time point:
other: Overall at 24, 48 and 72 h
Score:
0.33
Max. score:
0.67
Remarks on result:
other: Max. duration: 1d; Max. value at end of observation period: 0
Irritation parameter:
edema score
Basis:
mean
Time point:
other: Overall at 24, 48 and 72 h
Score:
0
Max. score:
0
Remarks on result:
other: Max. duration: 1d; Max. value at end of observation period: 0
Other effects:
The dose of test article was 0.5 g per animal.

Applicant's summary and conclusion

Interpretation of results:
not classified
Remarks:
Migrated information Criteria used for interpretation of results: EU
Conclusions:
The test substance is not classified as irritating to the skin.