Bis(pyridine)iodonium Tetrafluoroborate
Structural Formula Vector Image
Title: Bis(pyridine)iodonium Tetrafluoroborate
CAS Registry Number: 15656-28-7
CAS Name: Bis(pyridine)iodine(1+) tetrafluoroborate(1-)
Additional Names: Barluenga's reagent; IPy2BF4
Molecular Formula: C10H10IN2.BF4
Molecular Weight: 371.91
Percent Composition: C 32.29%, H 2.71%, I 34.12%, N 7.53%, B 2.91%, F 20.43%
Literature References: Mild source of iodonium ions in organic synthesis. Prepn: J. Barluenga et al., Angew. Chem. Int. Ed. 24, 319 (1985). Oxidation of alcohols: idem et al., Chem. Eur. J. 10, 4206 (2004). Brief review: K. Muñiz, Synlett 1999, 1679. Review of iodination chemistry: J. Barluenga, Pure Appl. Chem. 71, 431-436 (1999).
Properties: Crystals from dichloromethane, mp 149-151° (dec). Store under inert atmosphere at 4° in the dark.
Melting point: mp 149-151°
Use: Iodination and oxidation reagent.

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