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Merck
CN

88300

2-Thenoyltrifluoroacetone

for spectrophotometric det. of metal ions, ≥99.0%

Synonym(s):

4,4,4-Trifluoro-1-(2-thienyl)-1,3-butanedione, TTA (extractant), TTB, TTFA

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About This Item

Empirical Formula (Hill Notation):
C8H5F3O2S
CAS Number:
326-91-0
Molecular Weight:
222.18
UNSPSC Code:
12352200
NACRES:
NA.22
PubChem Substance ID:
329769643
EC Number:
206-316-7
Beilstein/REAXYS Number:
168645
MDL number:
MFCD00005445
Assay:
≥99.0% (GC), ≥99.0%
Form:
crystals

Key Documents

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InChI key

TXBBUSUXYMIVOS-UHFFFAOYSA-N

InChI

1S/C8H5F3O2S/c9-8(10,11)7(13)4-5(12)6-2-1-3-14-6/h1-3H,4H2

SMILES string

FC(F)(F)C(=O)CC(=O)c1cccs1

assay

≥99.0% (GC), ≥99.0%

form

crystals

quality

for spectrophotometric det. of metal ions

reaction suitability

reagent type: derivatization reagent
reaction type: Acylations

technique(s)

UV/Vis spectroscopy: suitable

bp

96-98 °C/8 mmHg (lit.)

Quality Level

100

mp

42-46 °C

storage temp.

2-8°C

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Application

2-Thenoyltrifluoroacetone may be used as a chelating agent for the speciation of chromium in water and rice samples using surfactant-assisted emulsification dispersive liquid-liquid microextraction with electrothermal atomic absorption spectrometry technique.

Other Notes

Reagent for the extraction and spectrophotometric determination of metals

Storage Class

13 - Non Combustible Solids

wgk

WGK 3

flash_point_f

233.6 °F - closed cup

flash_point_c

112 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
BCCH8686
BCCH3835
BCCG0652
BCCD6692
BCCD3768

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Surfactant-assisted emulsification dispersive liquid-liquid microextraction using 2-thenoyltrifluoroacetone as a chelating agent coupled with electrothermal atomic absorption spectrometry for the speciation of chromium in water and rice samples
Dokpikul N, et al.
Food Chemistry, 246(1-2), 379-385 (2018)
Z. Holzbecher et al.
Handbook of Organic Reagents in Inorganic Analysis (1976)
David González-Aragón et al.
Biochemical pharmacology, 73(3), 427-439 (2006-11-25)
Dicoumarol, a competitive inhibitor of NAD(P)H:quinone oxidoreductase 1 (NQO1), increases intracellular superoxide and affects cell growth of tumor cells. This work was set to establish a mechanistic link between dicoumarol, superoxide and cell cycle alterations in HL-60 cells. Using ES936
Feng Gao et al.
Talanta, 80(1), 202-206 (2009-09-29)
Amino-functionalized luminescent silica nanoparticles (LSNPs) doped with the europium(III) mixed complex, Eu(TTA)(3)phen with 2-thenoyltrifluoroacetone (TTA) and 1,10-phenanthroline(phen) were synthesized successfully using an revised Stöber method. Scanning electron microscopy (SEM), transmission electron microscopy (TEM), Fourier-transform infrared (FTIR), and fluorescence spectroscopy were
Tao Huang et al.
Journal of cellular biochemistry, 107(5), 973-983 (2009-06-06)
Gap junctional intercellular communication (GJIC) plays a critical role in the control of multiple cell behavior as well as in the maintenance of tissue and organ homeostasis. However, mechanisms involved in the regulation of gap junctions (GJs) have not been
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