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Diss Factsheets
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EC number: 228-250-8 | CAS number: 6197-30-4
- Life Cycle description
- Uses advised against
- Endpoint summary
- Appearance / physical state / colour
- Melting point / freezing point
- Boiling point
- Density
- Particle size distribution (Granulometry)
- Vapour pressure
- Partition coefficient
- Water solubility
- Solubility in organic solvents / fat solubility
- Surface tension
- Flash point
- Auto flammability
- Flammability
- Explosiveness
- Oxidising properties
- Oxidation reduction potential
- Stability in organic solvents and identity of relevant degradation products
- Storage stability and reactivity towards container material
- Stability: thermal, sunlight, metals
- pH
- Dissociation constant
- Viscosity
- Additional physico-chemical information
- Additional physico-chemical properties of nanomaterials
- Nanomaterial agglomeration / aggregation
- Nanomaterial crystalline phase
- Nanomaterial crystallite and grain size
- Nanomaterial aspect ratio / shape
- Nanomaterial specific surface area
- Nanomaterial Zeta potential
- Nanomaterial surface chemistry
- Nanomaterial dustiness
- Nanomaterial porosity
- Nanomaterial pour density
- Nanomaterial photocatalytic activity
- Nanomaterial radical formation potential
- Nanomaterial catalytic activity
- Endpoint summary
- Stability
- Biodegradation
- Bioaccumulation
- Transport and distribution
- Environmental data
- Additional information on environmental fate and behaviour
- Ecotoxicological Summary
- Aquatic toxicity
- Endpoint summary
- Short-term toxicity to fish
- Long-term toxicity to fish
- Short-term toxicity to aquatic invertebrates
- Long-term toxicity to aquatic invertebrates
- Toxicity to aquatic algae and cyanobacteria
- Toxicity to aquatic plants other than algae
- Toxicity to microorganisms
- Endocrine disrupter testing in aquatic vertebrates – in vivo
- Toxicity to other aquatic organisms
- Sediment toxicity
- Terrestrial toxicity
- Biological effects monitoring
- Biotransformation and kinetics
- Additional ecotoxological information
- Toxicological Summary
- Toxicokinetics, metabolism and distribution
- Acute Toxicity
- Irritation / corrosion
- Sensitisation
- Repeated dose toxicity
- Genetic toxicity
- Carcinogenicity
- Toxicity to reproduction
- Specific investigations
- Exposure related observations in humans
- Toxic effects on livestock and pets
- Additional toxicological data
![](https://echa.europa.eu./o/diss-blank-theme/images/factsheets/A-REACH/factsheet/print_toxicological-information.png)
Acute Toxicity: oral
Administrative data
- Endpoint:
- acute toxicity: oral
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 1993-01-19 (day of dosing)
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: GLP guideline study.
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 993
- Report date:
- 1993
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 401 (Acute Oral Toxicity)
- GLP compliance:
- yes
- Test type:
- fixed dose procedure
- Limit test:
- yes
Test material
- Reference substance name:
- Octocrilene
- EC Number:
- 228-250-8
- EC Name:
- Octocrilene
- Cas Number:
- 6197-30-4
- Molecular formula:
- C24H27NO2
- IUPAC Name:
- 2-ethylhexyl 2-cyano-3,3-diphenylacrylate
- Details on test material:
- - Name of test material (as cited in study report): Uvinul N 539 T
- Physical state: liquid
- Analytical purity: 98.3 %
- Lot/batch No.: 505396-70182
- Stability under test conditions: confirmed
- Storage condition of test material: room temperature
No further data
Constituent 1
Test animals
- Species:
- rat
- Strain:
- Wistar
- Sex:
- male/female
- Details on test animals or test system and environmental conditions:
- TEST ANIMALS
male and female Wistar rats (Chbb:Thom (SPF))
- Source: Dr. K Thomae GmbH, Biberach, FRG
- Age at study initiation: young adult, no further data
- Weight at study initiation: 150 - 300 g
- Fasting period before study: 16 hours prior to dosing
- Housing: individually in stainless steel wire mesh cages, type III
- Diet (ad libitum): KLIBA Labordiät 343, Klingentalmühle AG, Kaiseraugst, Switzerland
- Water (ad libitum): tap water
- Acclimation period: at least 1 week
ENVIRONMENTAL CONDITIONS
- Temperature (°C): 20-24°C
- Humidity (%): 30-70%
- Air changes (per hr): no data
- Photoperiod (hrs dark / hrs light): 12/12
IN-LIFE DATES: no data
Administration / exposure
- Route of administration:
- oral: gavage
- Vehicle:
- other: olive oil
- Details on oral exposure:
- VEHICLE
olive oil DAB 9
- Concentration in vehicle: 500 g/L
- Amount of vehicle (if gavage): 10 ml/kg bw
- Justification for choice of vehicle: The test substance is insoluble in water
- Lot/batch no. (if required): no data
- Purity: no data
MAXIMUM DOSE VOLUME APPLIED: 10 ml/kg bw - Doses:
- 5000 mg/kg bw
- No. of animals per sex per dose:
- 5 males, 5 females
- Control animals:
- no
- Details on study design:
- - Duration of observation period following administration: 14 days
- Frequency of observations and weighing:
-- individual body weights were determined shortly before application (day 0), weekly thereafter and at the end of the study (before fasting period)
-- signs and symptoms were recorded several times on the day of dosing, at least once each workday for the individual animals
-- general observations and check for mortality was made twice each workday and once on saturdays/sundays/public holidays
- Necropsy of survivors performed: yes
-- food was withdrawn at least 16 hours before sacrifice with carbon dioxide; then, necropsy was made with gross pathological examination
-- necropsy of animals that dies before scheduled sacrifice was made as early as possible
- Other examinations performed: clinical signs, body weight
Results and discussion
Effect levels
- Sex:
- male/female
- Dose descriptor:
- LD50
- Effect level:
- > 5 000 mg/kg bw
- Mortality:
- No deaths occurred.
- Clinical signs:
- other: Impaired general state, dyspnea, and piloerection were observed in one male rat. According to the authors, these symptoms were considered to be unspecific. The animal was normal on the day after treatment. No clinical signs were recorded for the remaining
- Gross pathology:
- No pathological findings were noted.
Applicant's summary and conclusion
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
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