Registration Dossier
Registration Dossier
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3-{5-[3-(4-{1-[3-(dimethylammonio)propyl]-1,6-dihydro-2-hydroxy-4-methyl-6-oxo-3-pyridylazo}benzamido)phenylazo]-1,2-dihydro-6-hydroxy-4-methyl-2-oxo-1-pyridyl}propyl(dimethyl)ammonium di(acetate); 3-{5-[4-(3-{1,6-dihydro-2-hydroxy-4-methyl-1-[3-(methylammonio)propyl]-6-oxo-3-pyridylazo}benzamido]phenylazo]-1,2-dihydro-6-hydroxy-4-methyl-2-oxo-1-pyridyl}propyl(dimethyl)ammonium di(acetate); reaction mass of: 3-{5-[3-(4-{1,6-dihydro-2-hydroxy-4-methyl-1-[3-(methylammonio)propyl]-6-oxo-3-pyridylazo}benzamido)phenylazo]-1,2-dihydro-6-hydroxy-4-methyl-2-oxo-1-pyridyl}propyl(methyl)ammonium di(acetate)
EC number: 431-440-5 | CAS number: -
Skin irritation / corrosion
Administrative data
- Endpoint:
- skin irritation: in vivo
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 1 (reliable without restriction)
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 999
- Report date:
- 1999
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 404 (Acute Dermal Irritation / Corrosion)
- GLP compliance:
- yes
Test material
- Reference substance name:
- -
- EC Number:
- 431-440-5
- EC Name:
- -
- IUPAC Name:
- (3-{5-[(E)-2-(3-{4-[(E)-2-{1-[3-(dimethylazaniumyl)propyl]-2-hydroxy-4-methyl-6-oxo-1,6-dihydropyridin-3-yl}diazen-1-yl]benzamido}phenyl)diazen-1-yl]-6-hydroxy-4-methyl-2-oxo-1,2-dihydropyridin-1-yl}propyl)dimethylazanium (3-{6-hydroxy-5-[(E)-2-(3-{4-[(E)-2-{2-hydroxy-4-methyl-1-[3-(methylazaniumyl)propyl]-6-oxo-1,6-dihydropyridin-3-yl}diazen-1-yl]benzamido}phenyl)diazen-1-yl]-4-methyl-2-oxo-1,2-dihydropyridin-1-yl}propyl)(methyl)azanium (3-{6-hydroxy-5-[(E)-2-(4-{3-[(E)-2-{2-hydroxy-4-methyl-1-[3-(methylazaniumyl)propyl]-6-oxo-1,6-dihydropyridin-3-yl}diazen-1-yl]benzamido}phenyl)diazen-1-yl]-4-methyl-2-oxo-1,2-dihydropyridin-1-yl}propyl)dimethylazanium hexaacetate
Constituent 1
Test animals
- Species:
- rabbit
- Strain:
- New Zealand White
Test system
- Type of coverage:
- semiocclusive
- Vehicle:
- other: Bidistilled water
- Amount / concentration applied:
- 500 mg to 6 cm2 intact dorsal skin
- Duration of treatment / exposure:
- 4 h
- Observation period:
- 72 h
- Number of animals:
- 3
Results and discussion
In vivo
Resultsopen allclose all
- Irritation parameter:
- erythema score
- Basis:
- animal #1
- Remarks:
- (mean score 1)
- Time point:
- 24/48/72 h
- Score:
- 0
- Max. score:
- 0
- Remarks on result:
- no indication of irritation
- Irritation parameter:
- erythema score
- Basis:
- animal #2
- Remarks:
- (mean score 2)
- Time point:
- 24/48/72 h
- Score:
- 0
- Max. score:
- 0
- Remarks on result:
- no indication of irritation
- Irritation parameter:
- erythema score
- Basis:
- animal #3
- Remarks:
- (mean score 3)
- Time point:
- 24/48/72 h
- Score:
- 0
- Max. score:
- 0
- Remarks on result:
- no indication of irritation
- Irritation parameter:
- edema score
- Basis:
- animal #1
- Remarks:
- (mean score 1)
- Time point:
- 24/48/72 h
- Score:
- 0
- Max. score:
- 0
- Remarks on result:
- no indication of irritation
- Irritation parameter:
- edema score
- Basis:
- animal #2
- Remarks:
- (mean score 2)
- Time point:
- 24/48/72 h
- Score:
- 0
- Max. score:
- 0
- Remarks on result:
- no indication of irritation
- Irritation parameter:
- edema score
- Basis:
- animal #3
- Remarks:
- (mean score 3)
- Time point:
- 24/48/72 h
- Score:
- 0
- Max. score:
- 0
- Remarks on result:
- no indication of irritation
- Other effects:
- COLORATION:
Light-yellow staining of the treated skin was noted until 24 hours after treatment. No oedema and no erythema were observed.
MORTALITY/CLINICAL SIGNS:
No mortality and no clinical signs observed.
Applicant's summary and conclusion
- Interpretation of results:
- GHS criteria not met
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