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763799

Sigma-Aldrich

Potassium (4-trifluoromethylphenyl)dimethylsilanolate

95%

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About This Item

Empirical Formula (Hill Notation):
C9H10F3KOSi
CAS Number:
Molecular Weight:
258.35
MDL number:
UNSPSC Code:
12352002
PubChem Substance ID:

assay

95%

form

solid

impurities

~5% Dimethyl[4-trifluoromethyl)phenyl]-silanol

mp

157.3-163.5 °C

SMILES string

C[Si](C)([O-])C1=CC=C(C(F)(F)F)C=C1.[K+]

InChI

1S/C9H10F3OSi.K/c1-14(2,13)8-5-3-7(4-6-8)9(10,11)12;/h3-6H,1-2H3;/q-1;+1

InChI key

HVEPXPYUDVUIGO-UHFFFAOYSA-N

Application

Used as a cross-coupling reagent with a wide range of aromatic bromides and chlorides to form polysubstituted biaryls

pictograms

Exclamation mark

signalword

Warning

hcodes

Hazard Classifications

Skin Irrit. 2

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


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Scott E Denmark et al.
Journal of the American Chemical Society, 131(8), 3104-3118 (2009-02-10)
The alkali-metal salts (potassium and sodium) of a large number of aryl- and heteroarylsilanols undergo efficient cross-coupling with a wide range of aromatic bromides and chlorides under mild conditions to form polysubstituted biaryls. The critical feature for the success of

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