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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Administrative data

Endpoint:
distribution modelling
Type of information:
calculation (if not (Q)SAR)
Remarks:
Migrated phrase: estimated by calculation
Adequacy of study:
key study
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:
2011
Report date:
2011

Materials and methods

Model:
calculation according to Mackay, Level I
Calculation programme:
Level I Version 3.0
Release year:
2 004
Media:
air - biota - sediment(s) - soil - water

Test material

Constituent 1
Chemical structure
Reference substance name:
4-acetylmorpholine
EC Number:
216-913-4
EC Name:
4-acetylmorpholine
Cas Number:
1696-20-4
Molecular formula:
C6H11NO2
IUPAC Name:
1-(morpholin-4-yl)ethan-1-one
Details on test material:
- Name of test material (as cited in study report): 4-Acetylmorpholine
- Analytical purity: pure substance

Study design

Test substance input data:
The following physico-chemical properties of the substance were used to calculate the distribution:
- molecular mass:    129.16 g/mol
- data temperature: 20 °C
- log Kow:          -0.87 (1*)
- water-solubility: 1.0E+6 g/m³ (25 °C) (1*)
- Henry´s law constant: 2.84E-4 Pa*m³/mol (3)
- vapour pressure: 2.20 Pa (2)
- melting point: 14.5 °C (1)

source:
(1) EPI Suite v4.00 (*: estimate)
(2) GESTIS (2011)
(3) Calculated by Mackay Level I programme
Environmental properties:
Volume Density Org. C Fish lipid
(m³) (kg/m³) (g/g) (g/g)
air 6.0E+09 1.19
water 7.0E+06 1000
soil 45000 1500 0.02
sediment 21000 1300 0.05
susp. part. 35.0 1500 0.167
fish 7.0 1000 0.05
aerosole 0.120 1500

Results and discussion

Percent distribution in media

Air (%):
0.009
Water (%):
100
Soil (%):
0.001
Sediment (%):
0.001

Any other information on results incl. tables

Over time, the substance will preferentially distribute into the compartment water (100%).

Applicant's summary and conclusion