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69 / / Vitamin D2-d3 / Ergocalciferol-d3
/ β-D-Lac-Ethyl-Thiol / β-Lac-Et-SH
151 and Ser150
64 / An Fmoc-protected L-asparagine building block carrying a β-D-glucose residue
it is removed by basic hydrolysis during global deprotection
GA130000: H-Thr(α-D-GalNAc)-OH Pack Size:2 mg 69 / / Vitamin D2-d3C12H22N2O8 322. 31 A fully unprotected (free amine, free acid) L threonine glycoamino acid carrying an D GalNAc residue. This deprotected building block is suited to use as a reference standard, an enzymatic substrate acceptor, or for conjugation and analytical work rather than direct Fmoc SPPS. The installed glycan is the Tn antigen (GalNAc O Ser Thr), the simplest mucin type O glycan and a tumor associated carbohydrate antigen, widely used to build
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