Registration Dossier

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
Study period:
2018
Reliability:
2 (reliable with restrictions)

Data source

Reference
Title:
ECOSAR for short-term toxicity to algae
Author:
Meylan, W.M. and Howard, P.H.
Year:
1994
Bibliographic source:
http://search.oecd.org/officialdocuments/displaydocumentpdf/?cote=env/jm/mono(2007)2&doclangu age=en
Report date:
2018

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: REACH guidance on QSAR R.6 may/july 2008
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
6,6'-(1-phenylethane-1,2-diyl)bis(6H-dibenzo[c,e][1,2]oxaphosphinine) 6,6'-dioxide
EC Number:
823-458-0
Cas Number:
1631149-46-6
Molecular formula:
C32H24O4P2
IUPAC Name:
6,6'-(1-phenylethane-1,2-diyl)bis(6H-dibenzo[c,e][1,2]oxaphosphinine) 6,6'-dioxide
Test material form:
solid: particulate/powder

Results and discussion

Effect concentrations
Key result
Duration:
96 h
Dose descriptor:
EC50
Effect conc.:
ca. 1.335 mg/L

Applicant's summary and conclusion