Registration Dossier
Registration Dossier
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EC number: 226-430-0 | CAS number: 5398-29-8
Eye irritation
Administrative data
- Endpoint:
- eye irritation: in vivo
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 1999-07-12 to 1999-08-09
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: GLP and guideline compliant study.
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 999
- Report date:
- 1999
Materials and methods
Test guidelineopen allclose all
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 405 (Acute Eye Irritation / Corrosion)
- Version / remarks:
- (1987)
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- EU Method B.5 (Acute Toxicity: Eye Irritation / Corrosion)
- Version / remarks:
- (1992)
- Deviations:
- no
- GLP compliance:
- yes
Test material
- Reference substance name:
- 3-(amidinothio)propionic acid
- EC Number:
- 226-430-0
- EC Name:
- 3-(amidinothio)propionic acid
- Cas Number:
- 5398-29-8
- Molecular formula:
- C4H8N2O2S
- IUPAC Name:
- 3-(carbamimidoylsulfanyl)propanoic acid
- Details on test material:
- - Substance type: organic
- Physical state: white powder
- Storage condition of test material: at room temperature
Constituent 1
Test animals / tissue source
- Species:
- rabbit
- Strain:
- Himalayan
- Details on test animals or tissues and environmental conditions:
- TEST ANIMALS
- Source: Boehringer Ingelheim Pharma KG
- Weight at study initiation: 2.55 - 2.58 kg (only male animals tested)
- Housing: single housing in stainless steel wire mesh cages
- Diet: ad libitum, standard laboratory diet (Kliba-Labordiaet, Provimi Kliba SA, Kaiseraugst, Switzerland)
- Water: ad libitum, tap water
- Acclimation period: at least one week
ENVIRONMENTAL CONDITIONS
- Temperature (°C): 20 - 24
- Humidity (%): 40 - 70
- Photoperiod (hrs dark / hrs light): 12/12
Test system
- Vehicle:
- unchanged (no vehicle)
- Controls:
- other: adjacent eye served as control.
- Amount / concentration applied:
- TEST MATERIAL
- Amount applied: 0.1 mL bulk volume (about 28 mg of the comminuted test substance) - Duration of treatment / exposure:
- 24 hours
- Observation period (in vivo):
- 14 days
- Number of animals or in vitro replicates:
- 3
- Details on study design:
- REMOVAL OF TEST SUBSTANCE
- Washing: with tap water
- Time after start of exposure: 24 hours
SCORING SYSTEM: according to Draize et al. (1965)
Results and discussion
In vivo
Resultsopen allclose all
- Irritation parameter:
- cornea opacity score
- Basis:
- mean
- Time point:
- other: 24, 48, 72 h
- Score:
- 0.8
- Max. score:
- 4
- Irritation parameter:
- iris score
- Basis:
- mean
- Time point:
- other: 24, 48, 72 h
- Score:
- 0.2
- Max. score:
- 2
- Irritation parameter:
- conjunctivae score
- Basis:
- mean
- Time point:
- other: 24, 48, 72 h
- Score:
- 1.8
- Max. score:
- 3
- Irritation parameter:
- chemosis score
- Basis:
- mean
- Time point:
- other: 24, 48, 72 h
- Score:
- 0.4
- Max. score:
- 4
- Irritation parameter:
- cornea opacity score
- Basis:
- animal #1
- Time point:
- other: 24, 48, 72 h
- Score:
- 1
- Max. score:
- 4
- Reversibility:
- fully reversible within: 7 days
- Irritation parameter:
- cornea opacity score
- Basis:
- animal #2
- Time point:
- other: 24, 48, 72 h
- Score:
- 0.66
- Max. score:
- 4
- Reversibility:
- fully reversible within: 7 days
- Irritation parameter:
- cornea opacity score
- Basis:
- animal #3
- Time point:
- other: 24, 48, 72 h
- Score:
- 0.66
- Max. score:
- 4
- Reversibility:
- fully reversible within: 7 days
- Irritation parameter:
- iris score
- Basis:
- animal #1
- Time point:
- other: 24, 48, 72 h
- Score:
- 0.66
- Max. score:
- 2
- Reversibility:
- fully reversible within: 7 days
- Irritation parameter:
- iris score
- Basis:
- animal #2
- Time point:
- other: 24, 48, 72 h
- Score:
- 0
- Max. score:
- 2
- Irritation parameter:
- iris score
- Basis:
- animal #3
- Time point:
- other: 24, 48, 72 h
- Score:
- 0
- Max. score:
- 2
- Irritation parameter:
- conjunctivae score
- Basis:
- animal #1
- Time point:
- other: 24, 48, 72 h
- Score:
- 2.33
- Max. score:
- 3
- Reversibility:
- fully reversible within: 14 days
- Irritation parameter:
- conjunctivae score
- Basis:
- animal #2
- Time point:
- other: 24, 48, 72 h
- Score:
- 1.66
- Max. score:
- 3
- Reversibility:
- fully reversible within: 7 days
- Irritation parameter:
- conjunctivae score
- Basis:
- animal #3
- Time point:
- other: 24, 48, 72 h
- Score:
- 1.33
- Max. score:
- 3
- Reversibility:
- fully reversible within: 7 days
- Irritation parameter:
- chemosis score
- Basis:
- animal #1
- Time point:
- other: 24, 48, 72 h
- Score:
- 0.66
- Max. score:
- 4
- Reversibility:
- fully reversible within: 72 hours
- Irritation parameter:
- chemosis score
- Basis:
- animal #2
- Time point:
- other: 24, 48, 72 h
- Score:
- 0.66
- Max. score:
- 4
- Reversibility:
- fully reversible within: 7 days
- Irritation parameter:
- chemosis score
- Basis:
- animal #3
- Time point:
- other: 24, 48, 72 h
- Score:
- 0
- Max. score:
- 4
Applicant's summary and conclusion
- Interpretation of results:
- not irritating
- Remarks:
- Migrated information
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