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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
supporting study
Study period:
1989-05-23
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: Abstract

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1989
Report date:
1989

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: DIN 38412, part 15
Deviations:
not specified
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
2,2,4(or 2,4,4)-trimethylhexanedinitrile
EC Number:
283-810-9
EC Name:
2,2,4(or 2,4,4)-trimethylhexanedinitrile
Cas Number:
84713-17-7
Molecular formula:
C9H14N2
IUPAC Name:
2,2,4-trimethylhexanedinitrile; 2,4,4-trimethylhexanedinitrile
Details on test material:
2,2,4 (or 2,4,4)-Trimethylhexanedinitrile of Hüls AG, commercial purity (not quantified)

Sampling and analysis

Analytical monitoring:
no

Test solutions

Vehicle:
no

Test organisms

Test organisms (species):
Leuciscus idus

Study design

Test type:
static
Water media type:
freshwater
Limit test:
no
Total exposure duration:
48 h

Test conditions

Reference substance (positive control):
not specified

Results and discussion

Effect concentrations
Duration:
48 h
Dose descriptor:
LC50
Effect conc.:
77 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
mortality (fish)

Applicant's summary and conclusion

Validity criteria fulfilled:
not specified
Conclusions:
The acute 48 hour-toxicity of 2,2,4(or 2,4,4)-trimethylhexanedinitrile to Leuciscus idus was determined as LC50 = 77 mg/l.
Executive summary:

The acute 48 hour-toxicity of 2,2,4(or 2,4,4)-trimethylhexanedinitrile to Leuciscus idus was determined in a static test according to the German standard DIN 38412, part 15 as LC50 = 77 mg/l.