A Convenient Procedure for the Synthesis of 4,6-Disubstituted 2-Oxo-2H-pyran-5-carboxylic Esters. -The Michael addition products of Ξ²-ketoester anions of (I) with acetylenic esters (II) readily cyclize under basic reaction conditions to give 2H-pyran-2-ones (III) (8 examples). -(COVARRUBIAS-ZUNIGA,
β¦ LIBER β¦
ChemInform Abstract: A General Procedure for the Synthesis of 2-Substituted Pyrimidine-5-carboxylic Esters.
β Scribed by Pavel Zhichkin; David J. Fairfax; Shane A. Eisenbeis
- Publisher
- John Wiley and Sons
- Year
- 2010
- Weight
- 28 KB
- Volume
- 33
- Category
- Article
- ISSN
- 0931-7597
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