((2R,3S,4R,5R,6R)-5-Acetamido-3,4-dihydroxy-6-((4-methyl-2-oxo-2H-chromen-7-yl)oxy)tetrahydro-2H-pyran-2-yl)methyl pyridin-1(2H)-yl Sulfate is an intermediate in the synthesis of 4-Methylumbelliferyl 6-Sulfo-2-acetamido-2-deoxy-α-D-glucopyranoside Potassium Salt (M334950), which is shown to be a substrate for the lysosomal N-acetylglucosamine-6-sulphate sulphatase.