Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
experimental study
Adequacy of study:
supporting study
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
documentation insufficient for assessment

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1986
Report date:
1986

Materials and methods

GLP compliance:
no

Test material

Constituent 1
Reference substance name:
Dimethylacrylsäuremethylester
IUPAC Name:
Dimethylacrylsäuremethylester
Constituent 2
Chemical structure
Reference substance name:
Methyl 3-methyl-2-butenoate
EC Number:
213-107-4
EC Name:
Methyl 3-methyl-2-butenoate
Cas Number:
924-50-5
Molecular formula:
C6H10O2
IUPAC Name:
methyl 3-methylbut-2-enoate

Test organisms

Test organisms (species):
Daphnia magna

Results and discussion

Effect concentrationsopen allclose all
Dose descriptor:
LC0
Effect conc.:
250 - 500 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Dose descriptor:
LC50
Effect conc.:
800 - 1 000 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.

Applicant's summary and conclusion

Conclusions:
Based on the test results, the EC50 for Daphnia magna for the test item was determined to be in the range of 800 - 1000 mg/L.