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Beilstein J. Org. Chem. 2020, 16, 2920–2928, doi:10.3762/bjoc.16.241
Graphical Abstract
Figure 1: Representative biologically active N-(hetero)aryl-4,5-unsubstituted pyrrole scaffolds.
Scheme 1: Typical routes to N-(heteroaryl)-4,5-unsubstituted pyrroles.
Scheme 2: Substrate scope of the pyrrole synthesis.
Scheme 3: Synthesis of N-heterocyclic pyrroles.
Scheme 4: Direct synthesis of pyrrole-3-carboxamide derivatives.
Scheme 5: Plausible mechanism of the three-component reaction.
Scheme 6: Synthesis of polysubstituted pyrazolo[3,4-b]pyridine derivatives.
Beilstein J. Org. Chem. 2020, 16, 2888–2902, doi:10.3762/bjoc.16.238
Figure 1: Schematic illustration for the preparation of the catalyst in this work.
Figure 2: FTIR spectra of LS, LS-FAS, and LS-FAS-Cu.
Figure 3: Thermogravimetric weight loss of the obtained materials LS-FAS and LS-FAS-Cu.
Figure 4: FSEM imagine of LS-FAS-Cu in different scale label a) 1 μm, b) 200 nm; FTEM images of LS-FAS-Cu in ...
Figure 5: XPS spectra of LS-FAS-Cu in the regions of C 1s, O 1s, Cu 2p3/2 and Cu LMM (inset).
Scheme 1: Substrate scope of LS-FAS-Cu catalyzed three-component reactions of 4-aminoindoles, alkynes and ald...
Figure 6: Recyclability of LS-FAS-Cu, LS-FM-Cu and Resin-Cu in the reaction between compounds 1a, 2a and 3a.
Beilstein J. Org. Chem. 2019, 15, 1925–1932, doi:10.3762/bjoc.15.188
Scheme 1: Schematic illustration of the construction of β-CD-BM2-based supramolecular self-assemblies, their ...
Figure 1: Typical TEM images (a–d) and DLS curves (e) of β-CD-BM2-based supramolecular self-assemblies at pH ...
Figure 2: 1H NMR spectra of β-CD-BM2-based supramolecular self-assemblies in DMSO-d6 (a), D2O (b) and DCl/D2O...
Figure 3: 2D NMR NOESY spectra in D2O (a) and D2O/DCl (b), UV–vis spectra (c) and fluorescence spectra (d) of...
Figure 4: Cumulative release curves of DOX-loaded β-CD-BM2 based SSAs at pH 7.4 and 5.0, respectively.
Figure 5: (a) Cell viability of PC-3 cells after incubated with β-CD-BM2 based FSSAs for 48 h. (b) In vitro c...
Figure 6: CLSM images of PC-3 cells incubated with the FSSAs and free DOX·HCl at a concentration of 5 μg/mL. ...