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. 2019 Feb 8;24(3):599. doi: 10.3390/molecules24030599

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© 2019 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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Scheme 1 — Upscaled synthesis of functionalized GalNAcβ4GlcNAc epitope (3) catalyzed by Tyr470Phe TfHex. Deprotection and coupling possibilities to biomaterials are implied.