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Diss Factsheets

Administrative data

Endpoint:
distribution modelling
Type of information:
calculation (if not (Q)SAR)
Remarks:
estimated by calculation
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Accepted model calculation.

Data source

Reference
Reference Type:
other: calculation
Title:
Multimedia Environmental Models: The Fugacity Approach.
Author:
Mackay D
Year:
2001
Bibliographic source:
Second Edition Lewis Publishers., Boca Raton, pp. 1-261

Materials and methods

Model:
calculation according to Mackay, Level I
Calculation programme:
Level I Fugacity-Based Environmental Equilibrium Partitioning Model Copyright Trent University - 2004 Version 3.00 Based on the following publication: Mackay, D. 2001. Multimedia  Environmental Models: The Fugacity Approach-Second Edition Lewis  Publishers., Boca Raton, pp. 1-261.
Release year:
2 004
Media:
air - biota - sediment(s) - soil - water

Test material

Constituent 1
Chemical structure
Reference substance name:
Mequinol
EC Number:
205-769-8
EC Name:
Mequinol
Cas Number:
150-76-5
Molecular formula:
C7H8O2
IUPAC Name:
4-methoxyphenol

Study design

Test substance input data:
- Molar mass: 124.15 g/mol
- Data temperature: 20°C
- Water solubility: 40 000 g/m3
- Vapour pressure: 0.9 Pa
- Melting point: 56.5°C
- LogKow: 1.34
Environmental properties:
see following table (default values in the model)

Results and discussion

Percent distribution in media

Air (%):
0.06
Water (%):
98
Soil (%):
1.9
Sediment (%):
0.04
Susp. sediment (%):
0
Biota (%):
0
Aerosol (%):
0

Any other information on results incl. tables

Susp. Sediment (%): 0.001
Biota (%): 0.0001
Aerosol (%): 0.000003

Applicant's summary and conclusion

Conclusions:
Based on the partition estimations, the substance is expected to partition mainly in the aquatic compartment.