3 article(s) from Dzubiel, Darinka
Structures of 9-substituted benzo[b]quinolizinium derivatives 1 and 2.
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Synthesis of benzo[b]quinolizinium-9-trifluoroborate (3b) and 9-arylbenzo[b]quinolizinium derivativ...
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Synthesis of 9-(arylethynyl)benzo[b]quinolizinium derivatives 2a–d.
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Molecular structures of derivatives 2a (top) and 2b (bottom) in the solid state. Ellipsoids are sho...
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Absorption spectra of derivatives 2a (A), 2b (B), 2c (C) and, 2d (D); c = 20 μM; solvents: H2O (mag...
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Emission spectra of derivatives 2a (A), 2c (B) and 2d (C); c = 20 μM; λex = 375 nm; solvents: H2O (...
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Photometric (A) and fluorimetric (B) acid-base titration of 2c; c = 20 μM in Britton–Robinson buffe...
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Photometric titration of 2a (A), 2b (B), 2c (C), and 2d (D) with ct DNA in BPE buffer (16 mM Na+; 5...
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Photometric titration of 2a (A), 2b (B), 2c (C) and 2d (D) with 22AG in potassium phosphate buffer ...
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Fluorimetric titration of 2a (A), 2b (B) and 2d (C) with ct DNA in potassium phosphate buffer (95 m...
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Fluorimetric titration of 2a (A) and 2d (B) with 22AG in potassium phosphate buffer (95 mM K+; 5% D...
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Photoinduced charge transfer upon the excitation of derivative 2d.
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Beilstein J. Org. Chem. 2018, 14, 1871–1884, doi:10.3762/bjoc.14.161
Structures of quinolizinium derivatives 1a–c and 2.
Synthesis of 3-hydroxynaphtho[1,2-b]quinolizinium bromide (2).
Absorption (A, c = 100 µM) and normalized emission spectra (B, c = 10 µM or Abs. = 0.1 at λex) of d...
Photometric (A) and fluorimetric (B) acid–base titration (λex = 380 nm) of naphthoquinolizinium 2 (c...
Absorption spectra of 2 (c = 100 µM) in MeOH (A) and MeCN (B). Black lines: without additive, red: ...
Normalized emission spectra of 2 (c = 10 µM) in MeOH (A, λex = 400 nm) and MeCN (B, λex = 398 nm). ...
Photometric titration of CB (c = 0.45 mM) to 2 (c = 15 µM) in BPE buffer (with 10% v/v DMSO) at ...
Photometric (A) and fluorimetric (B) acid–base titration (λex = 380 nm) of 2 (c = 15 µM) in the pre...
Acid–base equilibrium of hydroxynaphthoquinolizinium 2.
Structures of quinolizinium derivatives 6–8.
Beilstein J. Org. Chem. 2017, 13, 203–212, doi:10.3762/bjoc.13.23
Equilibrium between single-stranded ILPR-DNA a2 and its parallel and antiparallel quadruplex form.
Structures of ligands 1–6 used in this study.
A) CD spectra of ILPR-DNA a2 (20 μM) at different temperatures in potassium phosphate buffer (95 mM...
CD spectra of ILPR-sequence a2 (20 µM) in potassium phosphate buffer (95 mM, pH 7.0; __ : immediate...
Fluorimetric monitoring of thermal DNA-denaturation of the ILPR quadruplex Fa2T (0.2 μM DNA concent...
Fluorimetric titration of 1a (A), 1b (B), 1c (C), 1d (D) and 1e (E) with a2 in potassium phosphate ...
Fluorimetric titration of 2 (A), 3 (B), 4 (C), 5 (D) and 6 (E) with a2 in potassium phosphate buffe...
Job plot from fluorimetric analysis of mixtures of ligands 1e (A), 4 (B) and 6 (C) with ILPR-DNA a2...
CD spectra of ILPR-DNA a2 in the presence of 1d (A), 1e (B), 2 (C), 4 (D), 5 (E) and 6 (F) at LDR =...
Beilstein J. Org. Chem. 2014, 10, 2963–2974, doi:10.3762/bjoc.10.314
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