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Toxicological information

Skin irritation / corrosion

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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: see 'Remark'
Remarks:
The information of this endpoint has been provided by ECHA as a result of an inquiry, thus the full access to data in the report is not accessible to the registrant. However the reliability is estimated to be at level 1: Study conducted in accordance with generally accepted scientific principles. Possible deficiencies do not affect the quality of relevant results.

Data source

Reference
Reference Type:
other: Body responsible for the test
Title:
Unnamed
Year:
1998
Report date:
1998

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
Chemical structure
Reference substance name:
-
EC Number:
413-110-2
EC Name:
-
Cas Number:
135861-56-2
Molecular formula:
C24H30O6
IUPAC Name:
(1R)-1-[(4R,4aR,8aS)-2,6-bis(3,4-dimethylphenyl)tetrahydro[1,3]dioxino[5,4-d][1,3]dioxin-4-yl]ethane-1,2-diol

Test animals

Species:
rabbit
Strain:
New Zealand White

Test system

Type of coverage:
semiocclusive
Preparation of test site:
not specified
Vehicle:
water
Remarks:
The test material as supplied was moistened with 0.5 ml of distilled water
Controls:
not specified
Amount / concentration applied:
500 mg
Duration of treatment / exposure:
4 h
Observation period:
no data
Number of animals:
3

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
erythema score
Basis:
animal #1
Time point:
other: overall at 24, 48 and 72 h
Score:
0
Reversibility:
no data
Irritation parameter:
erythema score
Basis:
animal #2
Time point:
other: overall at 24, 48 and 72 h
Score:
0
Reversibility:
no data
Irritation parameter:
erythema score
Basis:
animal #3
Time point:
other: overall at 24, 48 and 72 h
Score:
0
Reversibility:
no data
Irritation parameter:
erythema score
Basis:
mean
Max. score:
0
Reversibility:
no data
Remarks on result:
other: Max. duration: 0 d; Max. value at end of observation period: 0 (related to all animals)
Irritation parameter:
edema score
Basis:
animal #1
Time point:
other: overall at 24, 48 and 72 h
Score:
0
Reversibility:
no data
Irritation parameter:
edema score
Basis:
animal #2
Time point:
other: overall at 24, 48 and 72 h
Score:
0
Reversibility:
no data
Irritation parameter:
edema score
Basis:
animal #3
Time point:
other: overall at 24, 48 and 72 h
Score:
0
Reversibility:
no data
Irritation parameter:
edema score
Basis:
mean
Max. score:
0
Reversibility:
no data
Remarks on result:
other: Max duration: d; Max. value at end of observation period (related to all animals)
Other effects:
Grade 1 erythema observed in 2 animals at 1 animal only

Applicant's summary and conclusion

Interpretation of results:
not classified
Remarks:
Migrated information Criteria used for interpretation of results: not specified