Phosphine-Free Palladium-Catalyzed Allen
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Claire Kammerer; Guillaume Prestat; David Madec; Giovanni Poli
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Article
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2009
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John Wiley and Sons
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English
⚖ 244 KB
## Abstract **Free to decide**: Various 4‐(α‐styryl) γ‐lactams are synthesized in 61–88 % yield by a phosphine‐free palladium‐catalyzed carbopalladation/allylic alkylation domino sequence (see scheme). The cyclization is totally regio‐ and diastereoselective in favor of the 3,4‐__trans__‐disubstitu