Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Ecotoxicological information

Short-term toxicity to aquatic invertebrates

Administrative data

Endpoint:
short-term toxicity to aquatic invertebrates
Type of information:
(Q)SAR
Adequacy of study:
supporting study
Study period:
2020
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
results derived from a valid (Q)SAR model and falling into its applicability domain, with limited documentation / justification

Data source

Reference
Reference Type:
other company data
Title:
Unnamed
Year:
2020
Report date:
2020

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
other: calculation
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
3,4-dichlorobenzonitrile
EC Number:
229-494-8
EC Name:
3,4-dichlorobenzonitrile
Cas Number:
6574-99-8
Molecular formula:
C7H3Cl2N
IUPAC Name:
3,4-dichlorobenzonitrile
Test material form:
solid: bulk

Sampling and analysis

Analytical monitoring:
not required

Study design

Test type:
other: calculation

Results and discussion

Effect concentrations
Duration:
48 h
Dose descriptor:
LC50
Effect conc.:
15.6 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
other: calculation

Applicant's summary and conclusion

Validity criteria fulfilled:
yes
Conclusions:
3,4-Dichlorobenzonitrile has a LD50 for daphnides of 15.6 mg/L calculated by EPI Suite
Executive summary:

3,4-Dichlorobenzonitrile has a LD50 for daphnides of 15.6 mg/L calculated by EPI Suite