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Journal of Carbohydrate Chemistry Volume 8, 1989 - Issue 5
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Original Articles

A Convenient Synthesis of Methyl 2,3-Di-O- Benzyl-4-Deoxy-α-D-Xylo-Hexodialdo-1,5-Pyranoside and its Stereospecific Ethynylation

S. Czernecki Laboratoire de Chimie des Glucides Université P. et M. Curie, T. 74, E6. 4 Pl. Jussieu., 75005, Paris, FRANCE
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J. M. Valéry Laboratoire de Chimie des Glucides Université P. et M. Curie, T. 74, E6. 4 Pl. Jussieu., 75005, Paris, FRANCE
Pages 793-798 | Received 08 Mar 1989, Accepted 13 Jun 1989, Published online: 05 Oct 2006
 
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Abstract

The title compound was synthesized in three steps from methyl 2,3-di-Q-benzyl- α-D-glucopyranoside in 42 % overall yield. Further ethynylation in the presence of magnesium bromide occurred in a stereospecific way in 75 % yield.

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