Warfarin

Toxicity to soil microorganisms

Administrative data

Endpoint:

toxicity to soil microorganisms

Type of information:

experimental study

Adequacy of study:

supporting study

Data source

Reference

Reference Type:

review article or handbook

Title:

Unnamed

Year:

2005

Materials and methods

Principles of method if other than guideline:

Method data are not available as the report details are unpublished.

GLP compliance:

not specified

Test material

Test material information

Constituent 1

Reference substance name:

Warfarin

EC Number:

201-377-6

EC Name:

Warfarin

Cas Number:

81-81-2

Molecular formula:

C19H16O4

IUPAC Name:

4-hydroxy-3-(3-oxo-1-phenylbutyl)-2H-chromen-2-one

Test organisms

Test organisms (inoculum):

soil

Results and discussion

Effect concentrations

Effect concentrations 1

Dose descriptor:

other: microbial dehydrogenase activity

Basis for effect:

nitrate formation rate

Remarks on result:

other: Nitrogen mineralization: Clear inhibition of microbial dehydrogenase activity (test with techn.a.i.)

Effect concentrations 2

Dose descriptor:

other: Carbon mineralization

Effect conc.:

550 mg/kg soil dw

Remarks on result:

other: Carbon mineralization: At 550 mg/kg soil (test with techn.a.i.)