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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
calculation (if not (Q)SAR)
Remarks:
Migrated phrase: estimated by calculation
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Scientifically acceptable method

Data source

Reference
Reference Type:
other: EPI Suite calculation
Title:
Unnamed
Year:
2011
Report date:
2011

Materials and methods

Principles of method if other than guideline:
Calculation using SRC ECOSAR program v1.00
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
p-phenylbenzonitrile
EC Number:
220-860-2
EC Name:
p-phenylbenzonitrile
Cas Number:
2920-38-9
Molecular formula:
C13H9N
IUPAC Name:
biphenyl-4-carbonitrile
Details on test material:
- Name of test material (as cited in study report): 1,1'-Biphenyl-4-carbonitrile
- Analytical purity: pure substance

Test organisms

Test organisms (species):
other: Green Algae

Results and discussion

Effect concentrations
Duration:
96 h
Dose descriptor:
EC50
Effect conc.:
5.63 mg/L
Nominal / measured:
estimated
Conc. based on:
test mat.

Applicant's summary and conclusion