A novel donor for stereoselective α-sial
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Nafizal Hossain; Göran Magnusson
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Article
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1999
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Elsevier Science
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French
⚖ 252 KB
The novel sialyl donor methyl [ethyl 5-(N,N-diacetyl)-4,7,8,9-tetra-O-acetyl-2-thio-3thiophenyl-2,3,5-trideoxy-D-erythro-o,-L-gluco-2-nonulopyranosid]onate (2) was synthesized by Nacetylation of the corresponding 5-acetamido compound 1. a-Sialylation of mono-and disaccharide aglycons, having one or