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. 2020 Jun 1;18(6):293. doi: 10.3390/md18060293

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© 2020 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 3 — Nifantiev synthesis of di- and trisaccharides with Fuc branches at GlcA O-3 site [32]; abbreviations: acetyl chloride (AcCl), benzoyl chloride (BzCl), chloroacetic anhydride ((ClAc)₂O), n-propyl (nPr), trimethylsilyl trifluoromethanesulfonate (TMSOTf).