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Diss Factsheets
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EC number: 284-395-7 | CAS number: 84870-65-5
- 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_ecotoxicological-information.png)
Short-term toxicity to fish
Administrative data
- Endpoint:
- short-term toxicity to fish
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 1987-10-30 to 1988-01-26
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- test procedure in accordance with national standard methods with acceptable restrictions
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:
- other: DIN 28 412, part 15
- GLP compliance:
- not specified
Test material
- Reference substance name:
- 2-[[4-(diethylamino)-2-methylphenyl]azo]-5-nitrobenzene-1,3-dicarbonitrile
- EC Number:
- 284-395-7
- EC Name:
- 2-[[4-(diethylamino)-2-methylphenyl]azo]-5-nitrobenzene-1,3-dicarbonitrile
- Cas Number:
- 84870-65-5
- Molecular formula:
- C19H18N6O2
- IUPAC Name:
- 2-[[4-(diethylamino)-2-methylphenyl]azo]-5-nitrobenzene-1,3-dicarbonitrile
- Test material form:
- solid
Constituent 1
Sampling and analysis
- Analytical monitoring:
- not specified
Test solutions
- Vehicle:
- no
Test organisms
- Test organisms (species):
- Leuciscus idus melanotus
- Details on test organisms:
- TEST ORGANISM
- Common name: Goldorfe
- Length at study initiation (length definition, mean, range and SD): 5 - 8cm
Study design
- Test type:
- static
- Water media type:
- freshwater
- Limit test:
- yes
- Total exposure duration:
- 48 h
Test conditions
- Hardness:
- 15 +/- 3°
- Test temperature:
- 20 +/- 1°C
- pH:
- at test start: 8.5
- Dissolved oxygen:
- > 5mg O2/L
- Nominal and measured concentrations:
- 5 g/L
- Details on test conditions:
- TEST SYSTEM
- Test vessel: filled volume: 10L
- No. of organisms per vessel: 10
- Biomass loading rate: 0.8 - 1.1 g/cm³
TEST MEDIUM / WATER PARAMETERS
- Source/preparation of dilution water: mixture of chlor free mains water and deionised water
- Ca/Mg ratio:4:1
OTHER TEST CONDITIONS
- Photoperiod: 12 - 16h light per day
Results and discussion
Effect concentrations
- Key result
- Duration:
- 48 h
- Dose descriptor:
- EC50
- Effect conc.:
- > 5 000 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- mortality (fish)
- Remarks on result:
- not determinable
- Details on results:
- Any observations (e.g. precipitation) that might cause a difference between measured and nominal values: product is nearly insoluble, sedimented
Applicant's summary and conclusion
- Validity criteria fulfilled:
- not specified
- Conclusions:
- The test item caused no mortality during the 48 h test. The test item is nearly insoluble in the test medium.
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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