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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Toxicity to aquatic algae and cyanobacteria

Administrative data

Endpoint:
toxicity to aquatic algae and cyanobacteria
Type of information:
(Q)SAR
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Justification for type of information:
QSAR prediction

Data source

Reference
Reference Type:
other: (Q)SAR
Title:
Estimation Programs Interface Suite™ for Microsoft® Windows, v 4.11 (EPIWEB 4.11)
Author:
United States Environmental Protection Agency, Washington, DC, USA.
Year:
2012
Bibliographic source:
ECOSAR (v1.11) Program

Materials and methods

Test guideline
Guideline:
other: REACH Guidance on (Q)SAR
Principles of method if other than guideline:
(Q)SAR

Test material

Constituent 1
Chemical structure
Reference substance name:
4-methylpiperidine
EC Number:
210-954-1
EC Name:
4-methylpiperidine
Cas Number:
626-58-4
Molecular formula:
C6H13N
IUPAC Name:
4-methylpiperidine
Test material form:
liquid

Test organisms

Test organisms (species):
other: Green algae

Study design

Test type:
other: (Q)SAR
Water media type:
freshwater

Results and discussion

Effect concentrationsopen allclose all
Duration:
96 h
Dose descriptor:
EC50
Effect conc.:
3.557 mg/L
Dose descriptor:
other: Chronic Value (ChV)
Effect conc.:
1.143 mg/L

Applicant's summary and conclusion

Validity criteria fulfilled:
yes
Remarks:
Aliphatic Amines: Maximum LogKow: 7.0 (Green Algae EC50) - 7.0 (Chronic Value)
Conclusions:
Estimated EC50 (96h) : 3.5 mg/L
Estimated Chronic Value : 1.1 mg/L
Intermediate substance is not estimated to be toxic to aquatic algae.