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ChemInform Abstract: Stereoselective Synthesis of α-C-(Alkynyl)-glycosides via Ring- Opening of α-1,2-Anhydrosugars.

✍ Scribed by M. A. LEEUWENBURGH; C. M. TIMMERS; G. A. VAN DER MAREL; J. H. VAN BOOM; J.-M. MALLET; P. G. SINAY

Publisher
John Wiley and Sons
Year
2010
Weight
33 KB
Volume
28
Category
Article
ISSN
0931-7597

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✦ Synopsis

Stereoselective Synthesis of α-C-(Alkynyl)-glycosides via Ring-Opening of α-1,2-Anhydrosugars.

-In the presence of ZnCl2 the α-1,2-epoxide function in sugars is selectively ring-opened by lithium alkynyl derivatives to form α -glycosides with retention of configuration. -

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