1999 carbohydrates

carbohydratesU 0500

17 - 230Branched-Chain Functionalized Carbohydrates via β-FunctionalizedOrganolithium Compounds. — Treatment of the epimeric epoxysugars(I) and (VI) according to A), followed by addition of different electrophiles tothe 3s-functionalized dilithium intermediates, affords the expected sugar deriva-tives required for antibiotic preparation. — (SOLER, TATIANA; BACHKI,ABDERRAZAK; FALVELLO, LARRY R.; FOUBELO, FRANCISCO; YUS,MIGUEL; Tetrahedron: Asymmetry 9 (1998) 22, 3939-3943; Dep. Quim. Org.,Fac. Cienc., Univ. Alicante, E-03080 Alicante, Spain; EN)

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