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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
experimental study
Adequacy of study:
key study
Study period:
2004
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2004
Report date:
2004

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 404 (Acute Dermal Irritation / Corrosion)
GLP compliance:
yes (incl. QA statement)

Test material

Constituent 1
Chemical structure
Reference substance name:
-
EC Number:
466-280-5
EC Name:
-
Cas Number:
67643-70-3
Molecular formula:
C13H23NO2
IUPAC Name:
3,7-dimethylocta-1,6-dien-3-yl N,N-dimethylcarbamate
Details on test material:
Batch No. 9000575061
Purity: 97.4%

Test animals

Species:
rabbit
Strain:
New Zealand White

Test system

Type of coverage:
semiocclusive
Preparation of test site:
clipped
Vehicle:
unchanged (no vehicle)
Controls:
no
Duration of treatment / exposure:
4 hours
Observation period:
1, 24, 48 and 72 hours
7, 10 and 14 days
Number of animals:
3 animals

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
erythema score
Basis:
animal: 76
Time point:
other: 24, 48 and 72 hours
Score:
2
Max. score:
2
Reversibility:
fully reversible within: 14 days
Irritation parameter:
erythema score
Basis:
animal: 77
Time point:
other: 24, 48 and 72 hours
Score:
1.67
Max. score:
2
Reversibility:
not fully reversible within: 14 days
Irritation parameter:
erythema score
Basis:
animal: 78
Time point:
other: 24, 48 and 72 hours
Score:
1.67
Max. score:
2
Reversibility:
fully reversible within: 7 days
Irritation parameter:
edema score
Basis:
animal: 76
Time point:
other: 24, 48 and 72 hours
Score:
1
Max. score:
1
Reversibility:
fully reversible within: 7 days
Irritation parameter:
edema score
Basis:
animal: 77
Time point:
other: 24, 48 and 72 hours
Score:
1
Max. score:
1
Reversibility:
fully reversible within: 7 days
Irritation parameter:
edema score
Basis:
animal: 78
Time point:
other: 24, 48 and 72 hours
Score:
1
Max. score:
2
Reversibility:
fully reversible within: 72 hours

Applicant's summary and conclusion

Interpretation of results:
irritating
Remarks:
Migrated information Criteria used for interpretation of results: EU
Conclusions:
Based upon the referred classification criteria , GR-86-0999 is considered to be "irritating" to rabbit skin.