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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
weight of evidence
Study period:
April 1977
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: One page summary, no guideline included and study not GLP.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1977
Report date:
1977

Materials and methods

Test guideline
Qualifier:
no guideline available
Principles of method if other than guideline:
No guideline followed
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
3-methyl-2-pent-2-enylcyclopent-2-enone
EC Number:
207-668-4
EC Name:
3-methyl-2-pent-2-enylcyclopent-2-enone
Cas Number:
488-10-8
Molecular formula:
C11H16O
IUPAC Name:
3-methyl-2-pent-2-enylcyclopent-2-enone
impurity 1
Chemical structure
Reference substance name:
(E)-3-methyl-2-(pent-2-enyl)cyclopent-2-en-1-one
EC Number:
228-410-7
EC Name:
(E)-3-methyl-2-(pent-2-enyl)cyclopent-2-en-1-one
Cas Number:
6261-18-3
Molecular formula:
C11H16O
IUPAC Name:
3-methyl-2-pent-2-en-1-ylcyclopent-2-en-1-one
Test material form:
liquid

Test animals

Species:
rabbit
Strain:
not specified

Test system

Type of coverage:
not specified
Preparation of test site:
not specified
Vehicle:
not specified
Controls:
not specified
Duration of treatment / exposure:
No data
Observation period:
14 days
Number of animals:
10

Results and discussion

In vivo

Resultsopen allclose all
Remarks on result:
other: substance is an irritant
Irritation parameter:
edema score
Basis:
other: all
Time point:
14 d
Reversibility:
not specified
Remarks on result:
other: moderate in 10
Irritation parameter:
other: redness
Basis:
other: all
Time point:
14 d
Reversibility:
not specified
Remarks on result:
other: moderate in 1, severe in 9
Irritation parameter:
erythema score
Basis:
mean
Time point:
24/48/72 h
Reversibility:
not specified
Remarks on result:
not measured/tested
Irritation parameter:
edema score
Basis:
mean
Time point:
24/48/72 h
Reversibility:
not specified
Remarks on result:
not measured/tested

Any other information on results incl. tables

5 g/kg irritant effects.

Moderate redness in 1, severe redness in 9 and moderate edema in all 10.

Bleeding at exposure site in 1, slight eschar in 2, heavy eschar in 1 and severe escar in 1.

Applicant's summary and conclusion

Interpretation of results:
irritating
Remarks:
Migrated information Criteria used for interpretation of results: EU
Conclusions:
Jasmone-Cis is irritating.
Executive summary:

Jasmone-Cis is irritating.