Registration Dossier
Registration Dossier
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EC number: 641-487-5 | CAS number: 40150-92-3
Short-term toxicity to fish
Administrative data
- Endpoint:
- short-term toxicity to fish
- Type of information:
- experimental study
- Adequacy of study:
- supporting study
- Study period:
- 1992
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- data from handbook or collection of data
Data source
Reference
- Reference Type:
- other company data
- Title:
- Unnamed
- Year:
- 1 992
- Report date:
- 1992
Materials and methods
Test material
- Reference substance name:
- 1-[4-(2-methylpropyl)phenyl]ethan-1-ol
- Cas Number:
- 40150-92-3
- Molecular formula:
- C12 H18 O
- IUPAC Name:
- 1-[4-(2-methylpropyl)phenyl]ethan-1-ol
- Test material form:
- liquid
Constituent 1
- Specific details on test material used for the study:
- Test substance was dissolved in DMF (Dimethylformamide) and diluted to 21 L (20 ppt natural sea water)
Sampling and analysis
- Analytical monitoring:
- no
Test solutions
- Vehicle:
- yes
- Remarks:
- Dimethylformamide
Test organisms
- Test organisms (species):
- Cyprinodon variegatus
- Details on test organisms:
- Common name: Sheephead minnow
Study design
- Test type:
- static
- Water media type:
- saltwater
- Limit test:
- no
- Total exposure duration:
- 96 h
Test conditions
- Salinity:
- 20 ppt natural sea water
- Nominal and measured concentrations:
- Nominal: control, 10, 25, 75, 200 mg/L and solvent control
- Details on test conditions:
- TEST SYSTEM
- Test vessel: 24 L glass aquaria
- No. of organisms per vessel: 10
- Solvent control: yes
EFFECT PARAMETERS MEASURED (with observation intervals if applicable) :
Fish were observed at 24, 48, 72 and 96 h after initiation for signs of toxic effects and mortality
Results and discussion
Effect concentrationsopen allclose all
- Key result
- Duration:
- 96 h
- Dose descriptor:
- LC50
- Effect conc.:
- >= 10 - <= 25 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- mortality (fish)
- Duration:
- 96 h
- Dose descriptor:
- NOEC
- Effect conc.:
- > 10 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- mortality (fish)
Any other information on results incl. tables
- Sublethal observations / clinical signs:
Other effects: after 72 h at 10 mg/L fish were observed at the surface and gulping
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.
