Reaction des vinylogues d'hemiacetals avec les ethers d'enols β-heterosubstitues : nouvelle synthese et cyclisation de composes δ-dicarbonyles α-heterosubstitues
Reaction of hemiacetal vinylogs 1 in the presence of boron trifluoride etherate with silyl enol ethers 2 or 3 prepared from α-heterosubstituted ketones 7 or 9 yields α-halo δ-dicarbonyl compounds 4 (X = Cl, Br) or α-methoxy δ-dicarbonyl compounds 5.When s
Poirier, Jean-Marie,Hennequin, Laurent,Fomani, Marie
p. 436 - 448
(2007/10/02)
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