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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:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1998

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method C.4-D (Determination of the "Ready" Biodegradability - Manometric Respirometry Test)
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
(3R)-N-[(1S)-phenylethyl]-2,3,4,9-tetrahydro-1H-carbazol-3-amine hydrochloride
EC Number:
812-024-6
Cas Number:
1638534-24-3
Molecular formula:
C20H23ClN2
IUPAC Name:
(3R)-N-[(1S)-phenylethyl]-2,3,4,9-tetrahydro-1H-carbazol-3-amine hydrochloride

Study design

Oxygen conditions:
aerobic
Inoculum or test system:
activated sludge (adaptation not specified)
Duration of test (contact time):
28 d
Initial test substance concentration
Initial conc.:
100 mg/L
Based on:
test mat.

Results and discussion

% Degradationopen allclose all
Parameter:
% degradation (test mat. analysis)
Value:
0
Sampling time:
2 d
Parameter:
% degradation (test mat. analysis)
Value:
0
Sampling time:
8 d
Parameter:
% degradation (test mat. analysis)
Value:
0
Sampling time:
10 d
Parameter:
% degradation (test mat. analysis)
Value:
0
Sampling time:
14 d
Parameter:
% degradation (test mat. analysis)
Value:
0
Sampling time:
28 d

Applicant's summary and conclusion

Interpretation of results:
under test conditions no biodegradation observed