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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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
Adequacy of study:
other information
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: Non-GLP, information given are not sufficient

Data source

Reference
Reference Type:
study report
Title:
Unnamed

Materials and methods

Test material

Constituent 1
Chemical structure
Reference substance name:
3-methylcrotonic acid
EC Number:
208-782-7
EC Name:
3-methylcrotonic acid
Cas Number:
541-47-9
Molecular formula:
C5H8O2
IUPAC Name:
3-methylbut-2-enoic acid

Results and discussion

Effect concentrations
Dose descriptor:
EC50
Effect conc.:
970 mg/L

Applicant's summary and conclusion

Conclusions:
According to the study the EC50 of the test substance is 970 mg/L.