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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
short-term toxicity to fish
Type of information:
experimental study
Adequacy of study:
key study
Study period:
no data
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Test conducted according to OECD 203 and GLP.

Data source

Reference
Reference Type:
other: Body responsible for the test
Title:
Unnamed
Year:
1991

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 203 (Fish, Acute Toxicity Test)
Deviations:
not applicable
GLP compliance:
yes

Test material

Constituent 1
Reference substance name:
Reaction mass of bis[2,2,6,6-tetramethyl-1-(octyloxy)piperidin-4-yl] decanedioate and 1,1'-bis[2,2,6,6-tetramethyl-1-(octyloxy)piperidin-4-yl] 10,10'-{octane-1,8-diylbis[oxy(2,2,6,6-tetramethylpiperidine-1,4-diyl)]} didecanedioate
IUPAC Name:
Reaction mass of bis[2,2,6,6-tetramethyl-1-(octyloxy)piperidin-4-yl] decanedioate and 1,1'-bis[2,2,6,6-tetramethyl-1-(octyloxy)piperidin-4-yl] 10,10'-{octane-1,8-diylbis[oxy(2,2,6,6-tetramethylpiperidine-1,4-diyl)]} didecanedioate
Constituent 2
Chemical structure
Reference substance name:
A mixture of: bis(2,2,6,6-tetramethyl-1-octyloxypiperidin-4-yl)-1,10-decanedioate; 1,8-bis[(2,2,6,6-tetramethyl-4-((2,2,6,6-tetramethyl-1-octyloxypiperidin-4-yl)-decan-1,10-dioyl)piperidin-1-yl)oxy]octane
EC Number:
406-750-9
EC Name:
A mixture of: bis(2,2,6,6-tetramethyl-1-octyloxypiperidin-4-yl)-1,10-decanedioate; 1,8-bis[(2,2,6,6-tetramethyl-4-((2,2,6,6-tetramethyl-1-octyloxypiperidin-4-yl)-decan-1,10-dioyl)piperidin-1-yl)oxy]octane
Cas Number:
129757-67-1
Molecular formula:
Constituent 1: C44H84N2O6 Constituent 2 : C80H150N4O12
IUPAC Name:
2,2,6,6-tetramethyl-1-(octyloxy)piperidin-4-yl 2,2,6,6-tetramethyl-1-{[8-({2,2,6,6-tetramethyl-4-[(10-oxo-10-{[2,2,6,6-tetramethyl-1-(octyloxy)piperidin-4-yl]oxy}decanoyl)oxy]piperidin-1-yl}oxy)octyl]oxy}piperidin-4-yl decanedioate; 2,2,6,6-tetramethyl-1-(octyloxy)piperidin-4-yl 2,2,6,6-tetramethyl-4-{[8-({2,2,6,6-tetramethyl-1-[(10-oxo-10-{[2,2,6,6-tetramethyl-1-(octyloxy)piperidin-4-yl]oxy}decanoyl)oxy]piperidin-4-yl}oxy)octyl]oxy}piperidin-1-yl decanedioate; bis[2,2,6,6-tetramethyl-1-(octyloxy)piperidin-4-yl] decanedioate
Constituent 3
Reference substance name:
Reaction mass of bis[2,2,6,6-tetramethyl-1-(octyloxy)piperidin-4-yl] decanedioate and 1,1'-bis[2,2,6,6-tetramethyl-1-(octyloxy)piperidin-4-yl] 10,10'-{octane-1,8-diylbis[oxy(2,2,6,6-tetramethylpiperidine-1,4-diyl)]} didecanedioate
IUPAC Name:
Reaction mass of bis[2,2,6,6-tetramethyl-1-(octyloxy)piperidin-4-yl] decanedioate and 1,1'-bis[2,2,6,6-tetramethyl-1-(octyloxy)piperidin-4-yl] 10,10'-{octane-1,8-diylbis[oxy(2,2,6,6-tetramethylpiperidine-1,4-diyl)]} didecanedioate

Test solutions

Details on test solutions:
Identity and concentration of auxiliary solvent for dispersal: 1.33 mg/l Tween 20
1.33 mg/l Tween 20

Test organisms

Test organisms (species):
Danio rerio (previous name: Brachydanio rerio)

Study design

Test type:
semi-static

Test conditions

Hardness:
183 mg CaCO3/L

Results and discussion

Effect concentrationsopen allclose all
Duration:
24 h
Dose descriptor:
LC50
Effect conc.:
> 58 mg/L
Nominal / measured:
not specified
Conc. based on:
not specified
Basis for effect:
mortality (fish)
Duration:
48 h
Dose descriptor:
LC50
Effect conc.:
> 58 mg/L
Nominal / measured:
not specified
Conc. based on:
not specified
Basis for effect:
mortality (fish)
Duration:
72 h
Dose descriptor:
LC50
Effect conc.:
> 58 mg/L
Nominal / measured:
not specified
Conc. based on:
not specified
Basis for effect:
mortality (fish)
Duration:
96 h
Dose descriptor:
LC50
Effect conc.:
> 58 mg/L
Nominal / measured:
not specified
Conc. based on:
not specified
Basis for effect:
mortality (fish)
Duration:
96 h
Dose descriptor:
NOEC
Effect conc.:
42 mg/L
Nominal / measured:
not specified
Conc. based on:
not specified
Basis for effect:
not specified
Details on results:
% Concentration loss over test: 30...96

Applicant's summary and conclusion