Monobut 3

esterbut-3

1-O,2-O-Isopropylidene-α-D-glucofuranose 3-butyrate

3-O-Butyryl-1-O,2-O-isopropylidene-α-D-glucofuranose

3-O-Butanoyl-1-O,2-O-isopropylidene-α-D-glucofuranose