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ChemInform Abstract: Reaction of 2-Pyridyllithium with Azine N-Oxides. Simple and Convenient Method for the Synthesis of 2,2′-Bipyridine 1-Oxide and 2,2′:6′,2′′:6′′2′′′-Tetrapyridine 1′-Oxide.

✍ Scribed by I. S. Kovalev; V. L. Rusinov; O. N. Chupakhin


Publisher
John Wiley and Sons
Year
2009
Weight
27 KB
Volume
40
Category
Article
ISSN
0931-7597

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2,6-Dibromopyridine N-oxide and 4-nitro-2,6-dibromopyridine N-oxide were treated with tributyl(pyridin-2-yl)stannane under the conditions of the Stille coupling reaction. Derivatives of 2,2Ј-bipyridine 1-oxides as well as 2,2Ј:6Ј,2ЈЈ-terpyridine 1Ј-oxides were synthesised. Oxidation of 2,2Ј:6Ј,2ЈЈ-t