Registration Dossier
Registration Dossier
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EC number: 278-355-8 | CAS number: 75980-60-8
Distribution modelling
Administrative data
- Endpoint:
- distribution modelling
- Type of information:
- calculation (if not (Q)SAR)
- Adequacy of study:
- key study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- results derived from a valid (Q)SAR model and falling into its applicability domain, with adequate and reliable documentation / justification
Data source
Reference
- Reference Type:
- other: Mackay calculation
- Title:
- Unnamed
- Year:
- 2 008
- Report date:
- 2008
Materials and methods
- Model:
- calculation according to Mackay, Level I
- Calculation programme:
- v3.00
- Release year:
- 2 004
- Media:
- air - biota - sediment(s) - soil - water
Test material
- Reference substance name:
- Diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide
- EC Number:
- 278-355-8
- EC Name:
- Diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide
- Cas Number:
- 75980-60-8
- Molecular formula:
- C22H21O2P
- IUPAC Name:
- (mesitylcarbonyl)(diphenyl)phosphine oxide
- Details on test material:
- - Name of test material (as cited in study report): Diphenyl(2,4,6-trimethylbezoyl-phosphine oxide
Constituent 1
Study design
- Test substance input data:
- - Molar mass: 348.38 g/mol [1]
- Data temperature: 25 °C
- Water solubility: 3.125 g/m³ [2]
- Vapour pressure: 0.000003045 Pa [3]
- log Pow: 3.8723 [1]
- Melting point: 88.5 °C [1]
Sources:
[1]: BASF SE (2008) Department of Product Safety, data assessment, unpublished calculation, SRC EPIWIN v3.20, 21 Aug 2008.
[2]: BASF AG (2002) Sublimationsdampfdruck 2,4,6-Trimethylbenzoyl-diphenyl-phosphinoxid.Report No. 2002.043. 14 Mar 2008
[3]: Roempp (2008) Photoinitiatioren. Roempp online, Version 3.0. 16 Mai 2008
Results and discussion
Percent distribution in media
- Air (%):
- 0.01
- Water (%):
- 45.65
- Soil (%):
- 26.9
- Sediment (%):
- 27.2
- Susp. sediment (%):
- 0.17
- Biota (%):
- 0.02
- Aerosol (%):
- 0.05
Applicant's summary and conclusion
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