C-glycoside compounds, and method for preparing C-glycoside compounds
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United States of America Patent
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Oct 29, 2013
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Oct 6, 2011
app pub date -
Nov 6, 2009
filing date -
Nov 7, 2008
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Abstract
The invention relates to C-glycose compounds of formula (I) where: S′ is a monosaccharide radical or a polysaccharide radical derived from a monosaccharide or polysaccharide S; R is a linear or branched alkyl radical; and Z is an ethylenyl CH═CR1(R2) or an acetylenyl C≡CR3 radical. The invention also relates to a method for preparing C-glycoside compounds of formula (III), characterized in that the method consists of a step of reacting a sugar (S), in an aqueous solvent or in the absence of a solvent and in the presence of an organic or mineral base (B), with a phosphonate of formula (II) according to the following reaction pattern: Formulas (II), (III).
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