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Diss Factsheets

Toxicological information

Skin irritation / corrosion

Currently viewing:

Administrative data

Endpoint:
skin irritation: in vivo
Type of information:
experimental study
Adequacy of study:
key study
Study period:
1985-10-01 until 1989-10-03
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
study well documented, meets generally accepted scientific principles, acceptable for assessment

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1985
Report date:
1985

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 404 (Acute Dermal Irritation / Corrosion)
GLP compliance:
not specified

Test material

Constituent 1
Reference substance name:
Perfluoroalkylethylacrylate
IUPAC Name:
Perfluoroalkylethylacrylate
Constituent 2
Chemical structure
Reference substance name:
2-Propenoic acid, γ-ω-perfluoro-C8-14-alkyl esters
EC Number:
288-003-5
EC Name:
2-Propenoic acid, γ-ω-perfluoro-C8-14-alkyl esters
Cas Number:
85631-54-5
Molecular formula:
C11H7F13O2 - C17H7F25O2
IUPAC Name:
3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooctyl prop-2-enoate; 3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heptadecafluorodecyl prop-2-enoate; 3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,12-henicosafluorododecyl prop-2-enoate; 3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13,14,14,14-pentacosafluorotetradecyl prop-2-enoate

Test animals

Species:
rabbit
Strain:
New Zealand White

Test system

Type of coverage:
semiocclusive
Preparation of test site:
not specified
Vehicle:
unchanged (no vehicle)
Controls:
no
Amount / concentration applied:
TEST MATERIAL
- Amount(s) applied (volume or weight with unit): 0.5 mL

Duration of treatment / exposure:
4 hours
Observation period:
72 hours
Number of animals:
Three

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
erythema score
Basis:
mean
Time point:
24/48/72 h
Score:
0
Max. score:
0
Irritation parameter:
edema score
Basis:
mean
Time point:
24/48/72 h
Score:
0
Max. score:
0
Other effects:
none described

Applicant's summary and conclusion

Interpretation of results:
other: not irritant according to the CLP Regulation (EC 1272/2008)
Conclusions:
Based on the results of this 4h patch treatment of the rabbit skin the test item is concluded to be not irritant to the skin.
Executive summary:

The primary skin irritation potential of the test item was investigated according to Guidline OECD 404. The test substance was applied by topical application of 0.5 ml to the rabbit skin. The duration of the skin was 4 hours. The scoring of skin reactions was performed 30 to 60 minutes, 24, 48 and 72 hours after removal of the patch. The mean score was calculated separately for each animal across 3 times (24, 48 and 72 hours after patch removal) for erythema and oedema grades, respectively. The individual mean erythema and oedema scores of the three animals were 0.00, 0.00, and 0.00, respectively.

Based on the results of this 4h patch treatment of the rabbit skin the test item is concluded to be not irritant to the skin.