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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
key study
Study period:
17 December 2001 to 21 December 2001
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2002
Report date:
2002

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 203 (Fish, Acute Toxicity Test)
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
(1R,4R,5S)-6,6-dimethyl-4-(tribromomethyl)-3-oxabicyclo[3.1.0]hexan-2-one
Cas Number:
87305-03-1
Molecular formula:
C8H9Br3O2
IUPAC Name:
(1R,4R,5S)-6,6-dimethyl-4-(tribromomethyl)-3-oxabicyclo[3.1.0]hexan-2-one

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

Test conditions

Hardness:
ca. 100 mg CaCO3/l
Test temperature:
14°C
pH:
7.4-7.7
Dissolved oxygen:
8.9-10.3 mg O2/l
Nominal and measured concentrations:
100 to 102 expresses as precent of the initial concentration

Results and discussion

Effect concentrationsopen allclose all
Duration:
96 h
Dose descriptor:
LC50
Effect conc.:
2.8 mg/L
Conc. based on:
test mat.
Basis for effect:
mortality (fish)
Remarks on result:
other: 2.4-3.4
Duration:
96 h
Dose descriptor:
NOEC
Effect conc.:
1.8 mg/L

Applicant's summary and conclusion