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723568

Sigma-Aldrich

Potassium pyridine-4-trifluoroborate

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Empirical Formula (Hill Notation):
C5H4BF3KN
CAS Number:
1111732-87-6
Molecular Weight:
185.00
MDL number:
MFCD09038543
UNSPSC Code:
12352103
PubChem Substance ID:
329764016
NACRES:
NA.22

form

solid

mp

45-50 °C

SMILES string

[K+].F[B-](F)(F)c1ccncc1

InChI

1S/C5H4BF3N.K/c7-6(8,9)5-1-3-10-4-2-5;/h1-4H;/q-1;+1

InChI key

SLPOSOZRTRIRQS-UHFFFAOYSA-N

Application

Organotrifluoroborate involved in:
  • Cross-coupling with unactivated alkyl halides
  • C-O activation of phenol derivatives
  • Suzuki-Miyaura cross-coupling reactions

Organotrifluoroborates as versatile and stable boronic acid surrogates.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

WGK

WGK 3

Flash Point(F)

140.9 °F

Flash Point(C)

60.5 °C

Regulatory Information

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Articles

Potassium Organotrifluoroborates

Bench-stable Potassium Organotrifluoroborates enable diverse C-C bond formation reactions.

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