Experimental and theoretical study on the absorption and fluorescence properties of substituted aryl hydrazones of 1, 8-naphthalimide D Cheshmedzhieva, P Ivanova, S Stoyanov, D Tasheva, M Dimitrova, ... Physical Chemistry Chemical Physics 13 (41), 18530-18538, 2011 | 41 | 2011 |
New detectors for metal cations and protons based on PAMAM dendrimers modified with 1, 8-naphthalimide units S Yordanova, I Grabchev, S Stoyanov, I Petkov Journal of Photochemistry and Photobiology A: Chemistry 283, 1-7, 2014 | 38 | 2014 |
Evaluation of in vitro antioxidant activity and free radical scavenging potential of variety of Tagetes erecta L. flowers growing in Bulgaria M Valyova, S Stoyanov, Y Markovska, Y Ganeva International Journal of Applied Research in Natural Products 5 (2), 19-25, 2012 | 36 | 2012 |
Halogen-containing thiazole orange analogues–new fluorogenic DNA stains AA Vasilev, MI Kandinska, SS Stoyanov, SB Yordanova, D Sucunza, ... Beilstein journal of organic chemistry 13 (1), 2902-2914, 2017 | 26 | 2017 |
Poly (propylenamine) dendrimers modified with 4-amino-1, 8-naphthalimide: Synthesis, characterization and in vitro microbiological tests of their Cu (II) and Zn (II) complexes I Grabchev, S Yordanova, E Vasileva-Tonkova, P Bosch, S Stoyanov Inorganica Chimica Acta 438, 179-188, 2015 | 26 | 2015 |
Synthesis and functional characteristics of two new yellow-green fluorescent PAMAM dendrimers periphery modified with 1, 8-naphthalimides S Yordanova, I Grabchev, S Stoyanov, V Milusheva, I Petkov Inorganica Chimica Acta 409, 89-95, 2014 | 24 | 2014 |
A novel benzofurazan-cyclam conjugate and its Cu (II) complex: Synthesis, characterization and in vitro cytotoxicity and antimicrobial activity I Grabchev, S Yordanova, E Vasileva-Tonkova, M Cangiotti, A Fattori, ... Dyes and Pigments 129, 71-79, 2016 | 23 | 2016 |
Free radical scavenging activity of extracts from Bulgarian Veronica officinalis L. and GC-MS analysis of ethanol extract M Valyova, V Hadjimitova, S Stoyanov, Y Ganeva, T Petrov, I Petrov Inter. J. of Aesth. & Antiag. Med 2 (1), 2009 | 21 | 2009 |
Dioxin-annulated 1, 8-naphthalimides–Synthesis, spectral and electrochemical properties, and application in OLED Y Zagranyarski, M Mutovska, P Petrova, R Tomova, P Ivanov, S Stoyanov Dyes and Pigments 184, 108585, 2021 | 20 | 2021 |
Preparation and optical properties of silica gels doped with a new Eu (III) complex N Petkova, S Gutzov, N Lesev, S Kaloyanova, S Stoyanov, T Deligeorgiev Optical materials 33 (11), 1715-1720, 2011 | 19 | 2011 |
The aggregation of the merocyanine dyes, depending of the type of the counterions T Kolev, BB Koleva, S Stoyanov, M Spiteller, I Petkov Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 70 (5 …, 2008 | 18 | 2008 |
Synthesis of a new fluorescent poly (propylene imine) dendrimer modified with 4-nitrobenzofurazan. Sensor and antimicrobial activity D Staneva, S Yordanova, E Vasileva-Tonkova, S Stoyanov, I Grabchev Journal of Photochemistry and Photobiology A: Chemistry 395, 112506, 2020 | 15 | 2020 |
Synthesis, characterization and in vitro antimicrobial activity of a new blue fluorescent Cu (II) metal complex of bis-1, 8-naphthalimide S Yordanova, HT Temiz, IH Boyaci, S Stoyanov, E Vasileva-Tonkova, ... Journal of Molecular Structure 1101, 50-56, 2015 | 15 | 2015 |
Structural characterization of 1,8-naphthalimides and in vitro microbiological activity of their Cu(II) and Zn(II) complexes I Grabchev, S Yordanova, P Bosch, E Vasileva-Tonkova, R Kukeva, ... Journal of Molecular Structure 1130, 974-983, 2017 | 14 | 2017 |
In vitro free-radical scavenging activity of Aegopodium podagraria L. and Orlaya grandifl ora (L.) Hoffm.(Apiaceae) M Valyova, A Tashev, S Stoyanov, S Yordanova, Y Ganeva J. Chem. Technol. Metallurgy 51 (3), 271-274, 2016 | 14 | 2016 |
4-Amino-3-nitro naphthalimides—Structures and spectral properties S Stoyanov, P Petrov, M Stoyanova, M Dangalov, B Shivachev, ... Journal of Photochemistry and Photobiology A: Chemistry 250, 92-98, 2012 | 14 | 2012 |
Structural elucidation, optical, magnetic and nonlinear optical properties of oxystyryl dyes BB Koleva, S Stoyanov, T Kolev, I Petkov, M Spiteller Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 71 (5 …, 2009 | 13 | 2009 |
Synthesis of novel tetracationic asymmetric monomeric monomethine cyanine dyes–highly fluorescent dsDNA probes A Vasilev, T Deligeorgiev, S Kaloyanova, S Stoyanov, V Maximova, ... Coloration Technology 127 (1), 69-74, 2011 | 12 | 2011 |
Radical scavenger and antioxidant activities of extracts and fractions from Bulgarian Ononis spinosa L. and GC–MS analysis of ethanol extract M Valyova, V Hadjimitova, S Stoyanov, Y Ganeva, T Traykov, I Petkov The Internet Journal of Alternative Medicine 7 (2), 2009 | 12 | 2009 |
Spectroscopic and structural elucidation of merocyanine dye 2, 5-[1-metyl-4-[2-(4-hydroxyphenyl) ethenyl)] piridinium]-hexane tetraphenylborate: Aggregation processes BB Koleva, S Stoyanov, T Kolev, I Petkov, M Spiteller Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 71 (3 …, 2008 | 12 | 2008 |