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706116 Sigma-Aldrich

Potassium benzofurazan-5-trifluoroborate

96%

Synonym: Potassium benzo[c][1,2,5]oxadiazole-5-trifluoroborate

  • CAS Number 1225608-24-1

  • Empirical Formula (Hill Notation) C6H3BF3KN2O

  • Molecular Weight 226.01

  •  MDL number MFCD09800741

  •  PubChem Substance ID 329762612

  •  NACRES NA.22

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Properties

Related Categories Boronic Acids and Derivatives, Chemical Synthesis, Heteroaryl Trifluoroborate Salts, Organometallic Reagents, Trifluoroborate Salts More...
Quality Level   100
assay   96%
mp   >300 °C
SMILES string   [K+].F[B-](F)(F)c1ccc2nonc2c1
InChI   1S/C6H3BF3N2O.K/c8-7(9,10)4-1-2-5-6(3-4)12-13-11-5;/h1-3H;/q-1;+1
InChI key   VVXGHNBCIPLVLI-UHFFFAOYSA-N

Description

Application

Organotrifluoroborate invovled in copper-mediated cross-coupling and Suzuki cross-coupling

Organotrifluoroborates as versatile and stable boronic acid surrogates.

Packaging

1, 5 g in glass bottle

Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
Target organs 
Respiratory system
Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 3
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Protocols & Articles

Articles

Heteroaryl Trifluoroborates for Suzuki-Miyaura Reactions

The cross-coupling of heteroarylboronic acids has been a longstanding challenge, presumably due to the difficulties associated with preparing and isolating heteroarylboronic acids. Molander has recen...
Dr. Josephine Nakhla
Chemfiles Volume 10 Article 2
Keywords: Cross couplings, Suzuki coupling

Organotrifluoroborates as Coupling Partners in Suzuki-Miyaura Reactions

Suzuki-Miyaura cross-coupling reactions are some of the most common methods for the formation of C–C bonds in organic chemistry. The use of some boronic acids is complicated by their instability and ...
Josephine Nakhla
Chemfiles Volume 10 Article 3
Keywords: Addition reactions, Chemfiles, Coupling reactions, Cross couplings, Methods, Precipitation

Peer-Reviewed Papers
15

References

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