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Beilstein J. Org. Chem. 2025, 21, 2456–2464, doi:10.3762/bjoc.21.187
Graphical Abstract
Figure 1: Isomerization of pyranoside and furanoside forms of unprotected ᴅ-galactose in an aqueous solution.
Figure 2: Known approaches for the stabilization of furanose forms (A)–(D).
Figure 3: Equilibrium between pyranose and furanose forms in benzoylated derivatives [26]. Conditions: TfOH (cat....
Figure 4: (A) Conformers arising during the rotation around the C5–C6 bond in pyranosides. (B) Furanoside rin...
Figure 5: Structures of conformers with minimum energy for the methyl β-ᴅ-galactoside (A) and its α-counterpa...
Figure 6: (A) Supposed PIF-rearrangement of monosaccharide 3. (B) Furanoside ring conformers of monosaccharid...
Figure 7: Graphical representations of the lowest energy conformers of phenyl β-ᴅ-galactosides 5 and 6.
Beilstein J. Org. Chem. 2019, 15, 685–694, doi:10.3762/bjoc.15.63
Scheme 1: Studied monosaccharides 1–3 and 1s–3s and their preparation.
Figure 1: The pseudo-rotation wheels showing different optimized structures of furanosides 1–3 and 1s–3s. The...
Figure 2: Schematic views of low energy conformers A–M. The minimal energy conformers are embedded in red fra...
Figure 3: Denotation of conformers obtained during rotation around C5–C6 bond.
Beilstein J. Org. Chem. 2012, 8, 763–775, doi:10.3762/bjoc.8.87
Figure 1: Saponins from A. gypsophiloides 1, R = OH and 2, R = H.
Figure 2: Part of a 2D ROESY spectrum of compound 1. The corresponding parts of the 1H NMR spectrum are shown...
Figure 3: Key ROESY (dashed line) correlations for compound 1.
Figure 4: Part of the HMBC spectrum of compound 1. 1H and 13C NMR spectra are shown along the horizontal and ...
Figure 5: IL-6 production of primary endotheliocytes in the presence of compounds 1 and 2. Error bars represe...
Figure 6: Growth inhibition zones for F. neoformans IGC 3957 in the presence of compounds 1 and 2 at pH 4.0. ...