Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
skin irritation: in vivo
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP study according EU/OECD guideline.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2002

Materials and methods

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

Test material

Constituent 1
Chemical structure
Reference substance name:
ethyl 1-{[2-(2,4,6-trimethylphenyl)acetyl]oxy}cyclopentane-1-carboxylate
EC Number:
609-205-5
Cas Number:
361366-15-6
Molecular formula:
C19H26O4
IUPAC Name:
ethyl 1-{[2-(2,4,6-trimethylphenyl)acetyl]oxy}cyclopentane-1-carboxylate

Test animals

Species:
rabbit
Strain:
Himalayan

Test system

Type of coverage:
semiocclusive
Preparation of test site:
shaved
Vehicle:
unchanged (no vehicle)
Controls:
yes, concurrent no treatment
Duration of treatment / exposure:
4 hours
Observation period:
72 hours
Number of animals:
3

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
erythema score
Basis:
mean
Time point:
other: 24-72 h
Score:
0
Max. score:
0
Irritation parameter:
edema score
Basis:
mean
Time point:
other: 24-72 h
Score:
0
Max. score:
0

Any other information on results incl. tables

Under the present test conditions, none of the three rabbits exposed for 4 hours to 0.5 ml test substance per patch and animal, showed any substance-related lesions at the examination time-points 60 min, 24, 48 and 72 hours after patch removal.

There were no systemic intolerance reactions.

Applicant's summary and conclusion

Interpretation of results:
not irritating
Remarks:
Migrated information Criteria used for interpretation of results: EU