Registration Dossier

Ecotoxicological information

Short-term toxicity to aquatic invertebrates

Administrative data

Endpoint:
short-term toxicity to aquatic invertebrates
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Guideline study without detailed documentation. Study accepted by competent national authorities (ELINCS substance) from EU member states. Reference see section 13 Assessment Reports, ECHA derogation statement.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2009

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: Annex V, C2 (67/548/EWG)
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
1-(2,6-bis(4-tolyl)-1,3-dioxano(5,4-d)-1,3-dioxan-4-yl)ethane-1,2-diol
EC Number:
402-950-5
EC Name:
1-(2,6-bis(4-tolyl)-1,3-dioxano(5,4-d)-1,3-dioxan-4-yl)ethane-1,2-diol
Cas Number:
87826-41-3
Molecular formula:
C22H26O6
IUPAC Name:
(1R)-1-[(4R,4aR,8aS)-2,6-bis(4-methylphenyl)-hexahydro-[1,3]dioxino[5,4-d][1,3]dioxin-4-yl]ethane-1,2-diol

Test organisms

Test organisms (species):
other aquatic crustacea: DM

Study design

Test type:
not specified
Water media type:
not specified

Test conditions

Hardness:
350mg CaCO3/L

Results and discussion

Effect concentrationsopen allclose all
Duration:
24 h
Dose descriptor:
EC50
Effect conc.:
> 0.1 mg/L
Nominal / measured:
not specified
Conc. based on:
not specified
Basis for effect:
not specified
Duration:
48 h
Dose descriptor:
EC50
Effect conc.:
> 0.1 mg/L
Nominal / measured:
not specified
Conc. based on:
not specified
Basis for effect:
not specified
Duration:
48 h
Dose descriptor:
NOEC
Effect conc.:
> 0.1 mg/L
Nominal / measured:
not specified
Conc. based on:
not specified
Basis for effect:
not specified

Applicant's summary and conclusion