Table 1. Reaction of Various Glycosyl Donors with N-Pentenoyl Hydroxamic Acid 1.

^aReactions corresponding to entries 1–7 were conducted in CH₂Cl₂ (unless specified) at 0 °C, and those corresponding to entries 8–13 were performed at −20 °C.

^bIsolated yields after column chromatography.

^cRatio determined by isolated yields or ¹H NMR spectroscopy.