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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.

Diss Factsheets

Administrative data

Endpoint:
short-term toxicity to fish
Type of information:
experimental study
Adequacy of study:
other information
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method C.1 (Acute Toxicity for Fish)
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
2-butyl-4-chloro-4,5-dihydro-5-hydroxymethyl-1-[2'-(2-triphenylmethyl-1,2,3,4-2H-tetrazol-5-yl)-1,1'-biphenyl-4-methyl]-1H-imidazole
EC Number:
412-420-5
EC Name:
2-butyl-4-chloro-4,5-dihydro-5-hydroxymethyl-1-[2'-(2-triphenylmethyl-1,2,3,4-2H-tetrazol-5-yl)-1,1'-biphenyl-4-methyl]-1H-imidazole
Cas Number:
133909-99-6
Molecular formula:
C41H37ClN6O
IUPAC Name:
[2-butyl-4-chloro-1-({2'-[2-(triphenylmethyl)-2H-1,2,3,4-tetrazol-5-yl]-[1,1'-biphenyl]-4-yl}methyl)-1H-imidazol-5-yl]methanol

Test organisms

Test organisms (species):
Oncorhynchus mykiss (previous name: Salmo gairdneri)

Study design

Test type:
semi-static
Water media type:
freshwater
Total exposure duration:
96 h

Results and discussion

Effect concentrationsopen allclose all
Duration:
24 h
Dose descriptor:
LC50
Effect conc.:
> 0.073 mg/L
Nominal / measured:
meas. (arithm. mean)
Duration:
48 h
Dose descriptor:
LC50
Effect conc.:
> 0.073 mg/L
Nominal / measured:
meas. (arithm. mean)
Duration:
72 h
Dose descriptor:
LC50
Effect conc.:
> 0.073 mg/L
Nominal / measured:
meas. (arithm. mean)
Duration:
96 h
Dose descriptor:
LC50
Effect conc.:
> 0.073 mg/L
Nominal / measured:
meas. (arithm. mean)
Duration:
96 h
Dose descriptor:
LC100
Effect conc.:
>= 0.073 mg/L
Nominal / measured:
meas. (arithm. mean)

Any other information on results incl. tables

Sublethal observations / clinical signs:

No observed effect concentration after 96 h : >=0.073mg/l

Applicant's summary and conclusion