Registration Dossier

Diss Factsheets

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:
key study
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1996
Report date:
1996

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: 92/69/EEC, C2
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
2,2,4-trimethyl-4-phenyl-butane-nitrile
EC Number:
422-580-8
EC Name:
2,2,4-trimethyl-4-phenyl-butane-nitrile
Cas Number:
75490-39-0
Molecular formula:
C13 H17 N
IUPAC Name:
2,2,4-trimethyl-4-phenyl-butane-nitrile

Test solutions

Details on test solutions:
Identity and concentration of auxiliary solvent for dispersal: The test substance was dispersed in test water to give an
initial stock solution of 100 mg/l. Serial dilutions were
carried out to obtain the desired range of exposure levels.

Test organisms

Test organisms (species):
other aquatic crustacea: DM

Results and discussion

Effect concentrationsopen allclose all
Duration:
24 h
Dose descriptor:
EC50
Effect conc.:
13 mg/L
Duration:
48 h
Dose descriptor:
EC50
Effect conc.:
12 mg/L
Duration:
48 h
Dose descriptor:
EC100
Effect conc.:
19 mg/L
Duration:
48 h
Dose descriptor:
NOEC
Effect conc.:
4.2 mg/L
Details on results:
%Concentration loss over test: 0 ...

Applicant's summary and conclusion

Categories Display