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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
adsorption / desorption: screening
Type of information:
(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 limited documentation / justification
Justification for type of information:
QSAR calculations applying the valid QSAR calculation tool EPI-Suite (EPIWEB v 4.1) were conducted based on the CAS no: 97281-48-6

Data source

Reference
Reference Type:
other: QSAR calculation
Title:
Unnamed
Year:
2000

Materials and methods

Principles of method if other than guideline:
QSAR calculation tool EPI-Suite (EPIWEB v 4.1) is used. Koc is calculated using the KOCWIN v2.00 (MCI method)

Test material

Constituent 1
Chemical structure
Reference substance name:
Phosphatidylcholines, soya, hydrogenated
EC Number:
306-549-5
EC Name:
Phosphatidylcholines, soya, hydrogenated
Cas Number:
97281-48-6
Molecular formula:
C44H88NO8P
IUPAC Name:
[(2R)-2,3-di(octadecanoyloxy)propyl] 2-(trimethylazaniumyl)ethyl phosphate
Test material form:
other: Estimation based on CAS number
Details on test material:
CAS number 97281-48-6
Specific details on test material used for the study:
QSAR calculation based on CAS: 97281-48-6

Results and discussion

Adsorption coefficient
Key result
Type:
Koc
Value:
1 615 000 000 L/kg
Remarks on result:
other: MCI Method

Applicant's summary and conclusion

Conclusions:
The Soil Adsorption Coefficient, Koc was estimated (KOCWIN v2.00), to be 1.615E+009 L/kg (MCI method).

Executive summary:

The Soil Adsorption Coefficient, Koc was estimated (KOCWIN v2.00), to be 1.615E+009  L/kg (MCI method).

Log Koc = 9.2