Registration Dossier
Registration Dossier
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EC number: 287-636-4 | CAS number: 85566-26-3
Acute Toxicity: oral
Administrative data
- Endpoint:
- acute toxicity: oral
- Type of information:
- migrated information: read-across based on grouping of substances (category approach)
- Adequacy of study:
- key study
- Study period:
- 02.02.1988 - 16.02.1988
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: see 'Remark'
- Remarks:
- GLP - Guideline study, tested with the source substance methyl octanoate (CAS NO. 111-11-5). In accordance to the ECHA guidance document “Practical guide 6: How to report read-across and categories (March 2010)”, the reliability was changed from RL1 to RL2 to reflect the fact that this study was conducted on a read-across substance.
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 988
- Report date:
- 1988
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- EU Method B.1 (Acute Toxicity (Oral))
- Deviations:
- no
- GLP compliance:
- yes
- Test type:
- standard acute method
- Limit test:
- yes
Test material
- Reference substance name:
- Methyl octanoate
- EC Number:
- 203-835-0
- EC Name:
- Methyl octanoate
- Cas Number:
- 111-11-5
- Molecular formula:
- C9H18O2
- IUPAC Name:
- methyl octanoate
- Details on test material:
- - Name of test material (as cited in study report): C8 Methyl Caprylate, 90-100%
- Physical state: liquid, colourless
Constituent 1
Test animals
- Species:
- rat
- Strain:
- Wistar
- Sex:
- male/female
- Details on test animals or test system and environmental conditions:
- TEST ANIMALS
- Source: Winkelmann GmbH, Germany
- Weight at study initiation: Mean weights: Male: 185 g, Female: 164 g
- Housing: Makrolon Type 3 cages
- Fasting period before study: 16 h before until 3 h after dosing
- Diet (e.g. ad libitum): ad libitum (Altromin Maintainance diet 1324)
- Water (e.g. ad libitum): ad libitum
- Acclimation period: 7 d
ENVIRONMENTAL CONDITIONS
- Temperature (°C): 20-25
- Humidity (%): 45-60
- Photoperiod (hrs dark / hrs light): 12/12
Administration / exposure
- Route of administration:
- oral: gavage
- Vehicle:
- arachis oil
- Details on oral exposure:
- VEHICLE
- Concentration in vehicle: 20% (g/v)
- Amount of vehicle (if gavage): 10 mL/kg
MAXIMUM DOSE VOLUME APPLIED: 10 mL/kg
CLASS METHOD (if applicable)
- Rationale for the selection of the starting dose: Maximum dose recommended - Doses:
- 2000 mg/kg bw
- No. of animals per sex per dose:
- 5
- Control animals:
- no
- Details on study design:
- - Duration of observation period following administration: 14 days
- Frequency of observations and weighing: clinical observations were done twice daily, weighing on days -1, 1, 2, 7 and 14
- Necropsy of survivors performed: yes
- Other examinations performed: gross pathology - Statistics:
- Not applicable
Results and discussion
Effect levels
- Sex:
- male/female
- Dose descriptor:
- LD50
- Effect level:
- > 2 000 mg/kg bw
- Remarks on result:
- other: rat
- Mortality:
- No mortality
- Clinical signs:
- other: No clinical signs of toxicity
- Gross pathology:
- No macroscopic findings
Applicant's summary and conclusion
- Interpretation of results:
- not classified
- Remarks:
- Migrated information Criteria used for interpretation of results: EU
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