Arylation of 6-O-tert-butyldiphenylsilyl-3,4-di-O-isobutyloxycarbonyl-d-glucal (3) with various phenols in the presence of a catalytic amount of palladium(0) gave the corresponding 2,3- and 3,4-unsaturated β-O-glycosides. The reaction is stereospecific, in all cases, only the β-anomer is formed.
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http://dx.doi.org/10.1016/j.carres.2015.08.016 | DOI Listing |
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