ChemInform Abstract: Catalytic Reduction of Pyridinium, Pyrylium, and Thiopyrylium Salts
β Scribed by R. V. Seller; P. V. Reshetov; A. P. Kriven'ko
- Publisher
- John Wiley and Sons
- Year
- 2010
- Weight
- 24 KB
- Volume
- 33
- Category
- Article
- ISSN
- 0931-7597
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Pyrylium Salts of Ξ³-Thiapyrones -A Simple Step to Phosphonophosphino Substituted Pyridines and Pyridinium Salts. -The recently reported pyrones (I) are easily converted to pyrylium salts (III). These [cf. (IIIa)] are converted to pyridines or pyridinium salts with ammonia or primary amines.
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