A simple regio- and stereocontrolled synthesis of α-branched allylsilanes.
✍ Scribed by Alessandro Mordini; Giovanni Palio; Alfredo Ricci; Maurizio Taddei
- Book ID
- 108381741
- Publisher
- Elsevier Science
- Year
- 1988
- Tongue
- French
- Weight
- 244 KB
- Volume
- 29
- Category
- Article
- ISSN
- 0040-4039
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Enol boranes, I, undergo efficient exchange with N-trimethylsilylimidazole, 2, to afford the corresponding trimethylsilyl enol ethers, 3, in good yield under mild conditions. Synthetic routes to enol silyl ethers and enol boranes have received considerable attention recently because of their importa
## Abstract A general procedure for the synthesis of α‐(phenylseleno)sulfinyl and ‐sulfonyl alkenes has been described. 1‐(Phenylseleno)ethenyl sulfoxides were prepared by the __syn__‐addition of in situ‐generated sulfenic acids on to the triple bond of suitably substituted (phenylseleno)acetylenes