Coupling reaction of aryl and vinyl halides with terminal alkynes using a catalyst system of copper(I) iodide -triphenylphosphine proceeds efficiently in the presence of potassium carbonate to give the corresponding unsymmetrical acetylenes in good yield.
โฆ LIBER โฆ
Synthesis of aryl- and vinyl-sydnones. Cross-coupling of 4-copper-3-phenylsydnone with aryl and vinyl halides catalyzed by palladium(0) complexes
โ Scribed by V.N. Kalinin; She Fan Min
- Publisher
- Elsevier Science
- Year
- 1988
- Tongue
- English
- Weight
- 178 KB
- Volume
- 352
- Category
- Article
- ISSN
- 0022-328X
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