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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
results derived from a valid (Q)SAR model and falling into its applicability domain, with adequate and reliable documentation / justification

Data source

Reference
Title:
ECOSAR (US EPA)
Year:
2018
Bibliographic source:
ECOSAR (US EPA) Version 1.11

Materials and methods

Test guideline
Guideline:
other: REACH Guidance on QSAR R.6
GLP compliance:
no

Test material

Constituent 1
Reference substance name:
9-Butoxy-9-oxononanoic acid and dibutyl azelaate and butyl palmitate and butyl stearate and butyl (9 or 10)- oxooctadecanoate
EC Number:
941-798-9
IUPAC Name:
9-Butoxy-9-oxononanoic acid and dibutyl azelaate and butyl palmitate and butyl stearate and butyl (9 or 10)- oxooctadecanoate
Specific details on test material used for the study:
The SMILE of each identified component of the UVCB substance was used as input for the model.

Results and discussion

Effect concentrations
Key result
Remarks on result:
other: the substance does not need the classification for the toxicity to aquatic algae and cyanobacteria endpoint.

Applicant's summary and conclusion

Conclusions:
Considering the percentage in the UVCB substance of the hazardous components under the CLP Regulation rules and the available data on similar substances, the substance “Dibutyl Azelate Butyl PSK” does not need the classification for the toxicity to aquatic algae and cyanobacteria endpoint.