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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Toxicity to aquatic algae and cyanobacteria

Administrative data

Endpoint:
toxicity to aquatic algae and cyanobacteria
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
other: Body responsible for the test
Title:
Unnamed
Year:
1995

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: EG C.3/OECD 201
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
4-(1-oxo-2-propenyl)-morpholine
EC Number:
418-140-1
EC Name:
4-(1-oxo-2-propenyl)-morpholine
Cas Number:
5117-12-4
Molecular formula:
C7H11NO2
IUPAC Name:
4-(1-oxo-2-propenyl)-morpholine

Test organisms

Test organisms (species):
Pseudokirchneriella subcapitata (previous names: Raphidocelis subcapitata, Selenastrum capricornutum)

Study design

Limit test:
yes
Total exposure duration:
72 h

Results and discussion

Effect concentrationsopen allclose all
Duration:
72 h
Dose descriptor:
EC50
Effect conc.:
> 120 mg/L
Basis for effect:
biomass
Duration:
72 h
Dose descriptor:
EC50
Effect conc.:
> 120 mg/L
Basis for effect:
growth rate
Duration:
72 h
Dose descriptor:
NOEC
Effect conc.:
>= 120 mg/L
Basis for effect:
biomass

Applicant's summary and conclusion