Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
partition coefficient
Type of information:
other: Letter of Access (See Section 13)
Adequacy of study:
key study

Data source

Reference
Reference Type:
other: Letter of Access (See Section 13)
Title:
Unnamed
Year:
1995
Report date:
1995

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.8 (Partition Coefficient)
Deviations:
not specified
Type of method:
shake-flask method to: flask method
Partition coefficient type:
octanol-water

Test material

Constituent 1
Chemical structure
Reference substance name:
-
EC Number:
417-560-0
EC Name:
-
Cas Number:
67881-98-5
Molecular formula:
C11H22NO6P
IUPAC Name:
trimethyl[2-({2-[(2-methylprop-2-enoyl)oxy]ethyl phosphonato}oxy)ethyl]azanium

Study design

Analytical method:
photometric method

Results and discussion

Partition coefficient
Type:
log Pow
Partition coefficient:
< -0.98
Temp.:
20 °C
pH:
> 4 - < 9

Any other information on results incl. tables

Actual pH values not available from letter of access dossier, the pH range quoted in this summary represents the range of environmentally relevant pH's (based on EU guidelines for environmental testing) at which this study is normally conducted.

Applicant's summary and conclusion

Conclusions:
The log Pow (n-octanol/water partition coefficient) for HEMA-PC was determined as < -0.98 at 20 degrees celsius.
Executive summary:

The log Pow (n-octanol/water partition coefficient) for HEMA-PC was determined using EU Method A.8 (Shake-flask method).

The log Pow for HEMA-PC was determined as < -0.98 at 20 degrees celsius.