2-butyl-4-chloro-5-formylimidazole

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:

other: Body responsible for the test

Title:

Unnamed

Year:

1993

Materials and methods

Test guideline

Qualifier:

according to guideline

Guideline:

other: Directive 84/449/CEE - C5

GLP compliance:

yes

Test material

Test material information

Constituent 1

Reference substance name:

2-butyl-4-chloro-5-formylimidazole

EC Number:

410-260-0

EC Name:

2-butyl-4-chloro-5-formylimidazole

Cas Number:

83857-96-9

Molecular formula:

C8 H11 Cl N2 O

IUPAC Name:

2-butyl-4-chloro-1H-imidazole-5-carbaldehyde

Test solutions

Details on test solutions:

Identity and concentration of auxiliary solvent for dispersal : AUCUN

Test organisms

Test organisms (species):

Daphnia magna

Test conditions

Hardness:

250 mg CaC03/L

Results and discussion

Effect concentrations

Effect concentrations 1

Duration:

24 h

Dose descriptor:

EC50

Effect conc.:

8 mg/L

Effect concentrations 2

Duration:

48 h

Dose descriptor:

EC50

Effect conc.:

5.6 mg/L

Effect concentrations 3

Duration:

48 h

Dose descriptor:

NOEC

Effect conc.:

4 mg/L