Registration Dossier
Registration Dossier
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EC number: 261-118-8 | CAS number: 58096-47-2
Biodegradation in water: screening tests
Administrative data
- Endpoint:
- biodegradation in water: ready biodegradability
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 28 days
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- guideline study with acceptable restrictions
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 018
- Report date:
- 2018
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 301 F (Ready Biodegradability: Manometric Respirometry Test)
- Deviations:
- not specified
- GLP compliance:
- no
- Remarks:
- Lab not yet GLP accredited for this end point
Test material
- Reference substance name:
- Decahydro-1,1,7-trimethyl-3a,7-methano-3aH-cyclopentacyclooct-3-yl formate
- EC Number:
- 261-118-8
- EC Name:
- Decahydro-1,1,7-trimethyl-3a,7-methano-3aH-cyclopentacyclooct-3-yl formate
- Cas Number:
- 58096-47-2
- Molecular formula:
- C16H26O2
- IUPAC Name:
- decahydro-1,1,7-trimethyl-3a,7-methano-3aH-cyclopentacyclooct-3-yl formate
- Test material form:
- liquid
Constituent 1
- Specific details on test material used for the study:
- CAS No: 58096-47-2
EC No: 261-118-8
Chemical Name: Decahydro-1,1,7-trimethyl-3a,7-methano-3aH-cyclopentacyclooct-3-yl formate
Trade Name: Clovanyl-3-Formate (CARYOLAN)
Molecular formula: C16H26O2
Molecular weight: 250.379
Study design
- Oxygen conditions:
- aerobic
- Inoculum or test system:
- sewage, domestic (adaptation not specified)
- Details on inoculum:
- Inoculum: Domestic sewage
Collected on: 04.12.2017
Treatment: Aeration and activation with 1 gm glucose / 1000ml every day
Check: Using bactyslide (Total bacterial count ~ 10 3 to 10 4 cells/ml - Duration of test (contact time):
- 28 d
Initial test substance concentration
- Initial conc.:
- 100 mg/L
- Based on:
- test mat.
Parameter followed for biodegradation estimation
- Parameter followed for biodegradation estimation:
- O2 consumption
- Details on study design:
- Test Method: OECD 301F [Respirometric manometry]
Equipment: Lovibond BOD system BD600
Incubator Lovibond thermostatic cabinet
Inoculum: Domestic sewage
Collected on 04.12.2017
Treatment Aeration and activation with 1 gm glucose / 1000ml every day
Check: Using bactyslide (Total bacterial count ~ 10 3 to 10 4 cells/ml
Sample weight in test media: 150 mg
Volume of test media: 56 ml
ThOD of sample: 2.88 mg/mg
Test duration: 28 day
10 Day window: 19th to 28th Dec 2017
Test temperature: 22 ± 1 ˚C
Reference substance
- Reference substance:
- other: Glucose glutamate
Results and discussion
% Degradation
- Key result
- Parameter:
- % degradation (O2 consumption)
- Value:
- ca. 5
- Sampling time:
- 28 d
- Remarks on result:
- other: Not readily biodegradable
- Details on results:
- From the test results, it is concluded that the chemical is not readily bio-degradable.
Any other information on results incl. tables
The test chemical Decahydro-1,1,7-trimethyl-3a,7-methano-3aH-cyclopentacyclooct-3-yl formate was found to be not readily biodegradable.
Applicant's summary and conclusion
- Validity criteria fulfilled:
- yes
- Interpretation of results:
- not readily biodegradable
- Conclusions:
- The test item Decahydro-1,1,7-trimethyl-3a,7-methano-3aH-cyclopentacyclooct-3-yl formate was found to be not readily biodegradable under the test conditions.
- Executive summary:
The test item Decahydro-1,1,7-trimethyl-3a,7-methano-3aH-cyclopentacyclooct-3-yl formate was found to be not readily biodegradable under the test conditions.
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