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Diss Factsheets

Administrative data

Endpoint:
adsorption / desorption
Remarks:
other: estimated Koc
Type of information:
calculation (if not (Q)SAR)
Remarks:
Migrated phrase: estimated by calculation
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)

Data source

Reference
Reference Type:
review article or handbook
Title:
Hazardous Substances Data Bank (HSDB)
Author:
Hazardous Substances Data Bank (HSDB)
Year:
2011
Bibliographic source:
database of the National Library of Medicine's TOXNET system (http://toxnet.nlm.nih.gov) on December 15, 2011.

Materials and methods

Principles of method if other than guideline:
Using Kow values, the Koc value was estimated.
GLP compliance:
not specified
Type of method:
other: estimated based on Kow
Media:
other: estimated Koc

Test material

Constituent 1
Chemical structure
Reference substance name:
Benzyltrimethylammonium chloride
EC Number:
200-300-3
EC Name:
Benzyltrimethylammonium chloride
Cas Number:
56-93-9
Molecular formula:
C10H16N.Cl
IUPAC Name:
benzyltrimethylazanium chloride
Details on test material:
No additional information available.
Specific details on test material used for the study:
Details on properties of test surrogate or analogue material (migrated information):
Not applicable.

Study design

Test temperature:
No data.

Batch equilibrium or other method

Details on sampling:
Not applicable.
Details on matrix:
Not applicable
Details on test conditions:
Not applicable.
Computational methods:
The Koc was estimated using a regression-derived equation (Lyman, 1990).

Reference:
Lyman, W.J., et al; Handbook of Chemical Property Estimation Methods. Washington, DC: Amer Chem Soc pp. 4-9 (1990)

Results and discussion

Adsorption coefficient
Type:
Koc
Value:
ca. 900
Remarks on result:
other: estimated from Kow

Results: HPLC method

Details on results (HPLC method):
Not applicable.

Results: Batch equilibrium or other method

Adsorption and desorption constants:
Not applicable.
Recovery of test material:
Not applicable.
Concentration of test substance at end of adsorption equilibration period:
Not applicable.
Concentration of test substance at end of desorption equilibration period:
Not applicable.
Details on results (Batch equilibrium method):
Not applicable.
Statistics:
Not applicable.

Any other information on results incl. tables

The Kocwas estimated based on published Kowvalues. Using a Kowof -2.17 and a regression analysis equation, the Kocwas estimated to be 900.

Applicant's summary and conclusion

Validity criteria fulfilled:
yes
Conclusions:
The Koc was estimated based on published Kow values. Using a Kow of -2.17 and a regression analysis equation, the Koc was estimated to be 900.
Executive summary:

The Koc was estimated based on published Kow values. Using a Kow of -2.17 and a regression analysis equation, the Koc was estimated to be 900.