2001 multi-membered O,S-heterocycles

multi-membered O,S-heterocycles (O or S ring members)R 0691

43 - 184Catalytic Asymmetric Synthesis of Macrocyclic (E)-Allylic Alco-hols from ω-Alkynals via Intramolecular 1-Alkenylzinc/AldehydeAdditions. — Macrocyclic products are obtained together with minoramounts (¡10%) of ω-alkenols resulting from reduction/hydrogenation of thestarting materials. — (OPPOLZER, WOLFGANG; RADINOV, RUMEN N.;EL-SAYED, EMAD; J. Org. Chem. 66 (2001) 14, 4766-4770; CarboGen Lab.(Neuland) AG, CH-5502 Hunzenschwil, Switz.; EN)

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