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Ecotoxicological information

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
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
other: Body responsible for the test
Title:
Unnamed
Year:
1999

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
OECD Guideline 202 (Daphnia sp. Acute Immobilisation Test)
Qualifier:
according to guideline
Guideline:
EU Method C.2 (Acute Toxicity for Daphnia)
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
2-(7-ethyl-1H-indol-3-yl)ethanol
EC Number:
431-020-1
EC Name:
2-(7-ethyl-1H-indol-3-yl)ethanol
Cas Number:
41340-36-7
Molecular formula:
C12H15NO
IUPAC Name:
2-(7-ethyl-1H-indol-3-yl)ethan-1-ol

Test organisms

Test organisms (species):
Daphnia magna

Test conditions

Hardness:
250 mg CaCO3/L

Results and discussion

Effect concentrationsopen allclose all
Duration:
24 h
Dose descriptor:
EC50
Effect conc.:
48.5 mg/L
Duration:
48 h
Dose descriptor:
EC50
Effect conc.:
31.7 mg/L
Duration:
48 h
Dose descriptor:
EC100
Effect conc.:
46 mg/L
Duration:
48 h
Dose descriptor:
NOEC
Effect conc.:
22 mg/L

Applicant's summary and conclusion