Registration Dossier
Registration Dossier
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EC number: 219-372-2 | CAS number: 2425-85-6
Skin irritation / corrosion
Administrative data
- Endpoint:
- skin irritation: in vivo
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 1983
- Reliability:
- 2 (reliable with restrictions)
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 980
- Report date:
- 1980
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 404 (Acute Dermal Irritation / Corrosion)
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
Test material
- Reference substance name:
- 1-(4-methyl-2-nitrophenylazo)-2-naphthol
- EC Number:
- 219-372-2
- EC Name:
- 1-(4-methyl-2-nitrophenylazo)-2-naphthol
- Cas Number:
- 2425-85-6
- Molecular formula:
- C17H13N3O3
- IUPAC Name:
- 1-(4-methyl-2-nitrophenylazo)-2-naphthol
- Test material form:
- solid: particulate/powder
- Remarks:
- migrated information: powder
Constituent 1
Test animals
- Species:
- rabbit
- Strain:
- other: Albino-Neuseeländer
Test system
- Type of coverage:
- semiocclusive
- Preparation of test site:
- clipped
- Vehicle:
- other: Polyethylenglycol 400
- Duration of treatment / exposure:
- 4 hours
- Observation period:
- 72 hours
- Number of animals:
- 3
Results and discussion
In vivo
Resultsopen allclose all
- Irritation parameter:
- erythema score
- Basis:
- mean
- Time point:
- 72 h
- Score:
- ca. 0
- Max. score:
- 0
- Reversibility:
- fully reversible within: 24 hours
- Irritation parameter:
- edema score
- Basis:
- mean
- Time point:
- 72 h
- Score:
- ca. 0
- Max. score:
- 0
- Reversibility:
- fully reversible within: 24 hours
- Irritation parameter:
- erythema score
- Basis:
- mean
- Time point:
- 48 h
- Score:
- ca. 0
- Max. score:
- 0
- Reversibility:
- fully reversible within: 24 hours
- Irritation parameter:
- edema score
- Basis:
- mean
- Time point:
- 48 h
- Score:
- ca. 0
- Max. score:
- 0
- Reversibility:
- fully reversible within: 24 hours
- Irritation parameter:
- erythema score
- Basis:
- mean
- Time point:
- 24 h
- Score:
- ca. 0
- Max. score:
- 0
- Reversibility:
- fully reversible within: 24 hours
- Irritation parameter:
- edema score
- Basis:
- mean
- Time point:
- 24 h
- Score:
- ca. 0
- Max. score:
- 0
- Reversibility:
- fully reversible within: 24 hours
- Irritation parameter:
- overall irritation score
- Basis:
- mean
- Time point:
- other: 1h
- Score:
- >= 0 - <= 1
- Max. score:
- 0.1
- Reversibility:
- fully reversible within: 24 hours
Applicant's summary and conclusion
- Interpretation of results:
- not irritating
- Remarks:
- Migrated information Criteria used for interpretation of results: EU
- Conclusions:
- The test material is not skin irritating or corrosive according to the study result
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