Registration Dossier
Registration Dossier
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EC number: 213-424-8 | CAS number: 947-04-6
Distribution modelling
Administrative data
- Endpoint:
- distribution modelling
- Type of information:
- calculation (if not (Q)SAR)
- Remarks:
- Migrated phrase: estimated by calculation
- Adequacy of study:
- key study
- Study period:
- 2010-04-22
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Accepted calculation method
Data source
Reference
- Reference Type:
- other company data
- Title:
- Unnamed
- Year:
- 2 010
- Report date:
- 2010
Materials and methods
- Model:
- calculation according to Mackay, Level I
- Calculation programme:
- Self-made, equivalent to Level I V. 2.11 with standard settings
- Release year:
- 2 010
- Media:
- air - biota - sediment(s) - soil - water
Test material
- Reference substance name:
- Dodecane-12-lactam
- EC Number:
- 213-424-8
- EC Name:
- Dodecane-12-lactam
- Cas Number:
- 947-04-6
- Molecular formula:
- C12H23NO
- IUPAC Name:
- 1-azacyclotridecan-2-one
- Test material form:
- solid
- Details on test material:
- Dodecane-12-lactam as used in studies on input properties
Constituent 1
Study design
- Test substance input data:
- Molecular weight: 197.32 g/mol
log Kow: 2.71
Vapour pressure: 0.0012 Pa
Water solubility: 0.233 g/l
Melting point: 151.8 °C - Environmental properties:
- Air: 6 000 000 000 m3, 1.206 kg/m3
Water: 7 000 000 m3, 1000 kg/m3
Soil: 45 000 m3, 1500 kg/m3, 2 % OC
Sediment: 21 000 m3, 1300 kg/m3, 5 % OC
Susp. sediment: 35 m3, 1500 kg/m3, 16.7 % OC
Fish: 7 m3, 1000 kg/m3, 5 % fat
Aerosol: 0.12 m3, 1500 kg/m3
Temperature: 20 °C
Results and discussion
Percent distribution in media
- Air (%):
- 0.033
- Water (%):
- 92.267
- Soil (%):
- 3.815
- Sediment (%):
- 3.858
- Susp. sediment (%):
- 0.025
- Biota (%):
- 0.002
- Aerosol (%):
- 0
Applicant's summary and conclusion
- Conclusions:
- According to a Mackay Level I model calculation, the main target compartment for dodecane-12-lactam will be the hydrosphere (92.3 %), followed by sediment (3.9 %) and soil (3.8 %).
- Executive summary:
According to a Mackay Level I model calculation, the main target compartment for dodecane-12-lactam will be the hydrosphere (92.3 %), followed by sediment (3.9 %) and soil (3.8 %).
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