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- Sellstedt, Magnus, et al.
(författare)
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Four-Component Assembly of Natural-Product-Like Ring-Fused Isoquinuclidines
- 2013
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Ingår i: European Journal of Organic Chemistry. - : John Wiley & Sons. - 1434-193X .- 1099-0690. ; 2013:33, s. 7476-7479
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Tidskriftsartikel (refereegranskat)abstract
- A four-component reaction between formyl-substituted 2-pyridones, aldehydes, amines, and activated alkenes has been developed. The resulting products are ring-fused natural-product-like isoquinuclidines. Three carbon–carbon bonds, two carbon–nitrogen bonds, and four or five stereocentres are formed in the reaction with overall product yields in the range 23–67 %. In most cases a single diastereomer was obtained. An intramolecular version of the reaction yielded analogues of the multi-ring-fused natural product catharanthine in a single step.
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