Progress and challenges in the synthesis of sequence controlled polysaccharides

G Fittolani, T Tyrikos-Ergas, D Vargová… - Beilstein Journal of …, 2021 - beilstein-journals.org
The sequence, length and substitution of a polysaccharide influence its physical and
biological properties. Thus, sequence controlled polysaccharides are important targets to …

Applications of alkyl orthoesters as valuable substrates in organic transformations, focusing on reaction media

Z Khademi, K Nikoofar - RSC advances, 2020 - pubs.rsc.org
In this review we focus on applications of alkyl orthoesters as valuable and efficient
substrates to perform various classes of two-component and multi-component organic …

Black swan in phase transfer catalysis: Influence of mixing mode on the stereoselectivity of glycosylation

IV Myachin, ZZ Mamirgova… - European Journal of …, 2022 - Wiley Online Library
Phase transfer catalysis (PTC) is widely used for the preparation of anomerically pure aryl
glycosides by glycosylation of phenols with glycosyl halides. Here, we attempted to …

Five Triisopropylsilyl Substituents in Ara‐β‐(1→ 2)‐Ara Disaccharide Glycosyl Donor Make Unselective Glycosylation Reaction Stereoselective

PI Abronina, NN Malysheva… - European Journal of …, 2022 - Wiley Online Library
Abstract Formation of 1, 2‐trans‐arabinofuranoside linkage in arabinans from
Mycobacterium tuberculosis using differently protected Ara‐β‐(1→ 2)‐Ara disaccharide …

Current trends in organic chemistry: contribution of the ND Zelinsky Institute of Organic Chemistry of the Russian Academy of Sciences

MP Egorov, VP Ananikov, EG Baskir… - Russian Chemical …, 2024 - Springer
A key goal of organic chemistry is to develop new principles for the control of reactions,
which can be used to create promising materials demanded in all fields of scientific research …

Synthesis of a tetrasaccharide containing Janus aglycone related to the terminal fragment of polysaccharides of mycobacteria

PI Abronina, NN Malysheva, AI Zinin… - Russian Chemical …, 2023 - Springer
A convergent synthesis of arabinofuranose-based, α-(1→ 5), β-(1→ 2)-linked
tetrasaccharide related to the terminal fragment of lipoarabinomannan and arabinogalactan …

Length matters: one additional methylene group in a reactant is able to affect the reactivity pattern and significantly increase the product yield

EV Stepanova, NM Podvalnyy, PI Abronina… - Synlett, 2018 - thieme-connect.com
The outcome of the nucleophilic opening of 3-O-benzoyl-β-d-arabinofuranose 1, 2, 5-
orthobenzoate with 4-(ω-chloroalkoxy) phenols (SnCl 4, CH 2 Cl 2,–25° C) unusually …

Application of a Janus aglycon with dual function in benzyl-free synthesis of spacer-armed oligosaccharide fragments of polysaccharides from rhizobacterium …

PI Abronina, AI Zinin, DA Romashin, VV Tereshina… - Carbohydrate …, 2018 - Elsevier
Both protective and pre-spacer features of 4-(2-chloroethoxy) phenyl (CEP) aglycon, which
belong to the class of Janus aglycons, were engaged in a benzyl-free synthesis of …

Synthesis of selectively protected α-(1→ 3)-and α-(1→ 5)-linked octasaccharide moiety bearing a Janus aglycone, related to the branching site of mycobacterial …

PI Abronina, YS Shvyrkina, AI Zinin, AO Chizhov… - Russian Chemical …, 2022 - Springer
A novel selectively protected α-(1→ 3)-and α-(1→ 5)-linked branched octasaccharide based
on arabinofuranose was synthesized via a convergent route as a glycoside with 4-(2 …

Synthesis of 4-(3-azidopropoxy) phenyl glycoside of tetraarabinofuranoside related to the terminal fragment of arabinogalactan and lipoarabinomannan of …

PI Abronina, MY Karpenko, NN Malysheva… - Russian Chemical …, 2024 - Springer
A convergent synthesis of tetraarabinofuranoside β-d-Ara f-(1→ 2)-α-d-Ara f-(1→ 3)-α-d-Ara f-
(1→ 5)-α-d-Ara f-1↑ OR (R is 4-(3-azidopropoxy) phenyl) related to the terminal fragment of …