O-2,3,4,6-Tetra-O-acetyl-α-D-glucopyranosyl-(1→4)-O-2,3,6-tri-O-acetyl-α-D-glucopyranosyl-(1→4)-α-D-Glucopyranosyl Bromide Triacetate is an intermediate used in the synthesis of 6-α-D-Glucopyranosyl Maltotriose-13C6 (G419103), which is a labelled 6-α-D-Glucopyranosyl Maltotriose (G419100). Sugar composition of sake.