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EC number: 610-698-4 | CAS number: 51575-61-2
Biodegradation in water: screening tests
Administrative data
- Endpoint:
- biodegradation in water: ready biodegradability
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Guideline study, non-GLP, limitations in reporting but otherwise adequate for assessment.
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 990
- Report date:
- 1990
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 301 A (Ready Biodegradability: DOC Die Away Test)
- GLP compliance:
- no
Test material
- Reference substance name:
- (2E)-3-(5,5-dimethyl-1,3-dioxan-2-yl)-2-methylprop-2-enal
- EC Number:
- 610-698-4
- Cas Number:
- 51575-61-2
- Molecular formula:
- C10 H16 O3
- IUPAC Name:
- (2E)-3-(5,5-dimethyl-1,3-dioxan-2-yl)-2-methylprop-2-enal
- Details on test material:
- - Name of test material (as cited in study report): MBDA
Constituent 1
Study design
- Oxygen conditions:
- aerobic
- Inoculum or test system:
- activated sludge, domestic, non-adapted
- Details on inoculum:
- Source: municipal wastewater treatment plant
- Duration of test (contact time):
- 28 d
Initial test substance concentrationopen allclose all
- Initial conc.:
- 31 mg/L
- Based on:
- test mat.
- Initial conc.:
- 20 mg/L
- Based on:
- DOC
Parameter followed for biodegradation estimation
- Parameter followed for biodegradation estimation:
- DOC removal
Reference substance
- Reference substance:
- benzoic acid, sodium salt
Results and discussion
% Degradation
- Parameter:
- % degradation (DOC removal)
- Value:
- 20 - 30
- Sampling time:
- 28 d
- Details on results:
- Substance is not considered readily biodegradable.
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