Registration Dossier
Registration Dossier
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EC number: 701-388-0 | CAS number: -
Skin irritation / corrosion
Administrative data
- Endpoint:
- skin irritation: in vivo
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 7th October 1986 to 10th October 1986
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- comparable to guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 986
- Report date:
- 1986
Materials and methods
Test guideline
- Qualifier:
- equivalent or similar to guideline
- Guideline:
- EPA OPPTS 870.2500 (Acute Dermal Irritation)
- GLP compliance:
- yes
Test material
- Reference substance name:
- 1,3-bis(2-hydroxyethyl)-5,5-dimethylimidazolidine-2,4-dione
- EC Number:
- 701-388-0
- Cas Number:
- 26850-24-8
- IUPAC Name:
- 1,3-bis(2-hydroxyethyl)-5,5-dimethylimidazolidine-2,4-dione
- Test material form:
- other: pale yellow solid block
- Details on test material:
- - Name of test material (as cited in study report): Dantocol DHE
- Physical state: pale yellow solid block
- Lot/batch No.: M5469330
- Storage condition of test material: room temperature in the dark
Constituent 1
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
- Amount / concentration applied:
- 500 mg
- Duration of treatment / exposure:
- 4 hours
- Observation period:
- 72 hours
- Number of animals:
- Six
Results and discussion
In vivo
Resultsopen allclose all
- Irritation parameter:
- erythema score
- Basis:
- mean
- Time point:
- 24/48/72 h
- Score:
- 0.06
- Max. score:
- 2
- Reversibility:
- fully reversible within: 48 hours.
- Irritation parameter:
- edema score
- Basis:
- mean
- Time point:
- 24/48/72 h
- Score:
- 0
- Max. score:
- 0
- Reversibility:
- other: no effects seen.
Applicant's summary and conclusion
- Interpretation of results:
- GHS criteria not met
- Conclusions:
- The test material was found to be only slightly irritating to the skin of rabbits under the conditions of this study.
- Executive summary:
In an in vivo skin irritation study New Zealand White rabbits (six animals) were exposed to 500 mg of the substance for 4-hours, followed by an observation periiod of 72 hours. The results indicate that the substance is a non-irritant.
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