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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Environmental fate & pathways

Biodegradation in water: screening tests

Administrative data

Endpoint:
biodegradation in water: ready biodegradability
Type of information:
experimental study
Adequacy of study:
other information
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Basic data given, reliable source

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2001

Materials and methods

GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
Tris(4-aminophenyl) thiophosphate
EC Number:
258-083-6
EC Name:
Tris(4-aminophenyl) thiophosphate
Cas Number:
52664-35-4
Molecular formula:
C18H18N3O3PS
IUPAC Name:
O,O,S-tris(4-aminophenyl) thiophosphate

Study design

Oxygen conditions:
not specified
Inoculum or test system:
activated sludge, adapted
Duration of test (contact time):
20 d
Initial test substance concentrationopen allclose all
Initial conc.:
2.4 mg/L
Based on:
test mat.
Initial conc.:
1 813 mg/L
Based on:
other: COD of this stock solution
Initial conc.:
1 000 mg/L
Based on:
other: Test substance stock solution

Results and discussion

% Degradationopen allclose all
Parameter:
other: BOD calculated for the stock solution
Value:
0
Sampling time:
5 d
Parameter:
other: BOD calculated for the stock solution
Value:
0
Sampling time:
10 d
Parameter:
other: BOD calculated for the stock solution
Value:
0
Sampling time:
20 d

Applicant's summary and conclusion

Interpretation of results:
under test conditions no biodegradation observed