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α-GalNAc-Butyl-COOCH3
Benzyl Ester)
C20H30N4NaO16P / 636
C19H33NO13 / 483
ES031000: 4-Methylumbelliferyl α-N-glycolylneuraminic acid Pack Size:1 mg α-GalNAc-Butyl-COOCH3C21H25NO12 483. 42 A 4 methylumbelliferyl (MU) glycoside of N glycolylneuraminic acid (Neu5Gc), a sialic acid variant carrying an extra hydroxyl on the N acyl group and found in most mammals but not normally in humans. Used as a fluorogenic substrate for sialidases (neuraminidases) with selectivity or preference for Neu5Gc containing sialosides; sialidase catalyzed cleavage of the glycosidic bond releases free Neu5Gc and 4 methylumbelliferone. 4
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