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The carboxylic acid can be activated to NHS
3-Azidopropyl β-D-lactopyranoside
53 / IgA1 synthetic Hinge Region peptide fragment from Val222 to Cys241 with glycosylation (α-GalNAc) at Ser230 and Thr233
/ Vitamin D3-d6 / Cholecalciferol-d6
GA441000: Fmoc-Tyr(Gal(Ac)4-β-D)-OH Pack Size:100 mg The carboxylic acid can beC38H39NO14 733. 71 An Fmoc protected L tyrosine building block carrying a D galactose residue on the phenolic oxygen, designed for solid phase peptide synthesis (SPPS) of glycopeptides. The N Fmoc group is removed under standard base conditions (piperidine) during chain elongation, while the free carboxylic acid is available for coupling to the growing resin bound peptide. The sugar hydroxyl groups are protected as four acetate esters (Ac4), which
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