Registration Dossier

Diss Factsheets

Administrative data

Endpoint:
acute toxicity: dermal
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: GLP compliant study conducted to internationally recognised test methods. Some details on methods / results not available

Data source

Reference
Reference Type:
publication
Title:
Unnamed
Year:
1981

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 402 (Acute Dermal Toxicity)
GLP compliance:
yes
Test type:
standard acute method
Limit test:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
Cyclohexane-1,2-dicarboxylic anhydride
EC Number:
201-604-9
EC Name:
Cyclohexane-1,2-dicarboxylic anhydride
Cas Number:
85-42-7
Molecular formula:
C8H10O3
IUPAC Name:
octahydro-2-benzofuran-1,3-dione
Test material form:
solid

Test animals

Species:
rabbit
Strain:
New Zealand White
Sex:
male/female

Administration / exposure

Type of coverage:
semiocclusive
Vehicle:
unchanged (no vehicle)
Details on dermal exposure:
TEST SITE
- % coverage: 10%
- Type of wrap if used: porous gauze dressing

REMOVAL OF TEST SUBSTANCE
- Time after start of exposure: 24 hours

TEST MATERIAL
- Amount(s) applied (volume or weight with unit): 2000 mg/kg body weight
- Constant volume or concentration used: yes
- For solids, paste formed: no
Duration of exposure:
24 hours
Doses:
2000 mg/kg body weight
No. of animals per sex per dose:
5 male / 5 female
Control animals:
not required
Details on study design:
- Duration of observation period following administration: 14 days
- Frequency of observations and weighing: Observed daily. Bodyweights recorded on Day 1, 8 and 15
- Necropsy of survivors performed: yes

Results and discussion

Effect levelsopen allclose all
Sex:
male/female
Dose descriptor:
LD0
Effect level:
2 000 mg/kg bw
Based on:
test mat.
Key result
Sex:
male/female
Dose descriptor:
LD50
Effect level:
> 2 000 mg/kg bw
Based on:
test mat.
Mortality:
None
Clinical signs:
other: minimal irritation on Day 2 following 24 hours exposure
Gross pathology:
Not remarkable

Applicant's summary and conclusion

Interpretation of results:
GHS criteria not met
Conclusions:
Acute dermal toxicity has been investigated in the rabbit according to OECD test methods. No mortality occurred at a dose level of 2000 mg/kg body weight.
Executive summary:

Acute dermal toxicity has been investigated in the rabbit according to OECD test methods. No mortality occurred at a dose level of 2000 mg/kg body weight.