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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2013
Report date:
2013

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 107 (Partition Coefficient (n-octanol / water), Shake Flask Method)
GLP compliance:
yes (incl. QA statement)
Type of method:
shake-flask method to: flask method
Partition coefficient type:
octanol-water

Test material

Constituent 1
Chemical structure
Reference substance name:
1-ethyl-3-methyl-1H-imidazol-3-ium trifluoromethanesulfonate
EC Number:
680-002-1
Cas Number:
145022-44-2
Molecular formula:
C6 H11 N2. C F3 O3 S
IUPAC Name:
1-ethyl-3-methyl-1H-imidazol-3-ium trifluoromethanesulfonate
Test material form:
other: liquid
Details on test material:
Name of test material (as cited in study report): "EMIM Triflat"
1 H-lmidazolium, 3-ethyl-1-methyl-, 1, 1,1-trifluoromethanesulfonate (1 : 1)
Physical state: liquid
Analytical purity: Cation 42.6 g/100g by 1H-NMR spectroscopy and anion 56.2 g/1 OOg by 19F-NMR spectroscopy using the internal
standard method (determined during the GLP-study No. 12L00059 from Competence Center Analytics, BASF SE)
Lot/batch No.: Los-No. 000 000 001

Study design

Analytical method:
high-performance liquid chromatography
other: Determination of Pow via fluorine (analyzed as fluoride) by ion chromatography... (see attached file)

Results and discussion

Partition coefficientopen allclose all
Type:
log Pow
Partition coefficient:
-2.5
Temp.:
23 °C
pH:
6.8
Remarks on result:
other: via 3-ethyl-1-methyi-1H-imidazolium
Type:
log Pow
Partition coefficient:
-2.2
Temp.:
23 °C
pH:
6.8
Remarks on result:
other: via fluorine content
Type:
log Pow
Partition coefficient:
-2.3
Temp.:
23 °C
pH:
6.8
Remarks on result:
other: via sulfur content

Applicant's summary and conclusion