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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Acute Toxicity: dermal

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Administrative data

Endpoint:
acute toxicity: dermal
Type of information:
experimental study
Adequacy of study:
weight of evidence
Study period:
No data
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: Documentation insufficient for assessment

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1976
Report date:
1976

Materials and methods

Test guideline
Qualifier:
no guideline followed
Principles of method if other than guideline:
A single concentration of 5g/kg/bw was applied to the skin of 10 rabbits and skin reactions recored for 14 days following exposure to the test item.
GLP compliance:
no
Remarks:
Study predates GLP
Test type:
standard acute method
Limit test:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
(2Z/6Z)-3,7-dimethylnona-2,6-dienenitrile
Molecular formula:
C11H17N
IUPAC Name:
(2Z/6Z)-3,7-dimethylnona-2,6-dienenitrile
Constituent 2
Chemical structure
Reference substance name:
(2Z/6E)-3,7-dimethylnona-2,6-dienenitrile
Molecular formula:
C11H17N
IUPAC Name:
(2Z/6E)-3,7-dimethylnona-2,6-dienenitrile
Constituent 3
Chemical structure
Reference substance name:
(2E/6Z)-3,7-dimethylnona-2,6-dienenitrile
Molecular formula:
C11H17N
IUPAC Name:
(2E/6Z)-3,7-dimethylnona-2,6-dienenitrile
Constituent 4
Chemical structure
Reference substance name:
(2E/6E)-3,7-dimethylnona-2,6-dienenitrile
Molecular formula:
C11H17N
IUPAC Name:
(2E/6E)-3,7-dimethylnona-2,6-dienenitrile
impurity 1
Chemical structure
Reference substance name:
(3E/6Z)-3,7-dimethylnona-3,6-dienenitrile
Molecular formula:
C11H17N
IUPAC Name:
(3E/6Z)-3,7-dimethylnona-3,6-dienenitrile
impurity 2
Chemical structure
Reference substance name:
(3E/6E)-3,7-dimethylnona-3,6-dienenitrile
Molecular formula:
C11H17N
IUPAC Name:
(3E/6E)-3,7-dimethylnona-3,6-dienenitrile
Test material form:
liquid
Specific details on test material used for the study:
- Name of test material (as cited in study report): Lemonile

Test animals

Species:
rabbit
Strain:
not specified
Sex:
not specified
Details on test animals or test system and environmental conditions:
No data available

Administration / exposure

Type of coverage:
not specified
Vehicle:
not specified
Details on dermal exposure:
No data available
Duration of exposure:
No data
Doses:
5000 mg/kg bw
No. of animals per sex per dose:
10
Control animals:
not specified
Details on study design:
No data available

Results and discussion

Effect levels
Sex:
not specified
Dose descriptor:
LD50
Effect level:
> 5 000 mg/kg bw
Based on:
not specified
Mortality:
0/10 animals died during the experiment.
Clinical signs:
other: No symptoms were observed
Gross pathology:
No data

Applicant's summary and conclusion

Interpretation of results:
GHS criteria not met
Conclusions:
The acute dermal LD50 in rabbits was >5000 mg/kg bw.