Registration Dossier
Registration Dossier
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.
The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.
Use of this information is subject to copyright laws and may require the permission of the owner of the information, as described in the ECHA Legal Notice.
EC number: 641-487-5 | CAS number: 40150-92-3
Short-term toxicity to aquatic invertebrates
Administrative data
- Endpoint:
- short-term toxicity to aquatic invertebrates
- 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 1000 mL (15 ppt salt)
Sampling and analysis
- Analytical monitoring:
- no
Test solutions
- Vehicle:
- yes
- Remarks:
- DMF
Test organisms
- Test organisms (species):
- other aquatic crustacea: Mysidopsis bahia
- Details on test organisms:
- Common name: Mysid Shrimp
Study design
- Test type:
- static
- Water media type:
- saltwater
Test conditions
- Salinity:
- 15 ppt salt (diluted natural sea water)
- Nominal and measured concentrations:
- Nominal: control, 0.3, 3.0, 10, 30, 60 mg/L and solvent control
- Details on test conditions:
- TEST SYSTEM
- Test vessel: 2000 mL glass crystallizing dishes
- No. of organisms per vessel: 10
- Solvent control: yes
EFFECT PARAMETERS MEASURED (with observation intervals if applicable) :
Mysids were observed at 24, 48, 72 and 96 h after initiation for signs of toxic effects and mortality
PRELIMINARY STUDY: yes
nominal concentrations: 10 to 100 mg/L
Results and discussion
Effect concentrationsopen allclose all
- Duration:
- 96 h
- Dose descriptor:
- LC50
- Effect conc.:
- >= 0.3 - <= 3 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- mortality
- Duration:
- 96 h
- Dose descriptor:
- NOEC
- Effect conc.:
- 0.3 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- mortality
- Details on results:
- All mysids died in the preliminary study
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.
