Registration Dossier
Registration Dossier
Use of this information is subject to copyright laws and may require the permission of the owner of the information, as described in the ECHA Legal Notice.
EC number: 211-746-3 | CAS number: 693-23-2
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:
- 2010-04-13
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Accepted calculation method with acceptable restrictions: Preference of aqueous media will be further increased by neutralization as this increases the water solubility
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:
- Dodecanedioic acid
- EC Number:
- 211-746-3
- EC Name:
- Dodecanedioic acid
- Cas Number:
- 693-23-2
- Molecular formula:
- C12H22O4
- IUPAC Name:
- dodecanedioic acid
- Details on test material:
- Dodecanedioic acid as used in studies on input data
Constituent 1
Study design
- Test substance input data:
- Molecular weight: 230.31 g/mol
log Kow: 3.2
Vapour pressure: 0.000000015 Pa
Water solubility: 0.03 g/l
Melting point: 129.0°C - Environmental properties:
- Volumes, densities, and organic carbon / fat concentrations used:
Air: 6 000 000 000 m3, 1.206 g/l
Water: 7 000 000 m3, 1.0 g/ml
Soil: 45 000 m3, 1.5 g/ml, 2.0 % OC
Sediment: 21 000 m3, 1.3 g/ml, 5.0 % OC
Susp. Sediment: 35 m3, 1.5 g/ml, 16.7 % OC
Fish: 7 m3, 1.0 g/ml, 5.0 % fat
Aerosol: 0.12 m3, 1.5 g/ml
Temperature: 20 °C
Results and discussion
Percent distribution in media
- Air (%):
- 0
- Water (%):
- 79.439
- Soil (%):
- 10.187
- Sediment (%):
- 10.299
- Susp. sediment (%):
- 0.066
- Biota (%):
- 0.006
- Aerosol (%):
- 0.002
Applicant's summary and conclusion
- Conclusions:
- According to Mackay Level I model calculations, the main target compartment for dodecanedioic acid will be water (79.4 %) followed by sediment (10.3 %) and soil (10.2 %). The air compartment is not expected to be relevant.
- Executive summary:
According to Mackay Level I model calculations, the main target compartment for dodecanedioic acid will be water (79.4 %) followed by sediment (10.3 %) and soil (10.2 %). The air compartment is not expected to be relevant.
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
