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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
short-term toxicity to aquatic invertebrates
Type of information:
calculation (if not (Q)SAR)
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
accepted calculation method
Qualifier:
no guideline followed
Principles of method if other than guideline:
no guideline followed, results follow a class-specific estimation (Ecosar v1.11)
GLP compliance:
no
Remarks:
Calculation
Test organisms (species):
Daphnia magna
Key result
Duration:
48 h
Dose descriptor:
LC50
Effect conc.:
4.45 mg/L
Conc. based on:
test mat.
Basis for effect:
not specified
Remarks on result:
other: Calculated value
Validity criteria fulfilled:
yes
Conclusions:
Test item has a predicted LC50 = 4.450 mg/L.
Executive summary:

Test item has a predicted LC50 = 4.450 mg/L.

Description of key information

Key data is available for Methylcyclopentane.

The calculated aquatic invertebrate 48-hour LC50 for Methylcyclopentane is 4.450 mg/L.

Key value for chemical safety assessment

Additional information

Key data is available for Methylcyclopentane.

The calculated aquatic invertebrate 48-hour LC50for Methylcyclopentane is 4.450 mg/L (US EPA, 2012).