Search Results - "Ivana Šagud"

Cholinesterase Inhibition and Antioxidative Capacity of New Heteroaromatic Resveratrol Analogs: Synthesis and Physico-Chemical Properties by Mlakić, Milena, Talić, Stanislava, Odak, Ilijana, Barić, Danijela, Šagud, Ivana, Škorić, Irena

“…The targeted compounds in this research, resveratrol analogs - , were synthesized as mixtures of isomers by the Wittig reaction using heterocyclic…”
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Identification of degradation products of praziquantel during the mechanochemical activation by Šagud, Ivana, Zanolla, Debora, Perissutti, Beatrice, Passerini, Nadia, Škorić, Irena

“…[Display omitted] •Praziquantel, BCS II class drug, is mechanochemically activated in vibrational mill.•Cogrinding process with povidone and crospovidone gives…”
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New Charged Cholinesterase Inhibitors: Design, Synthesis, and Characterization by Mlakić, Milena, Barić, Danijela, Ratković, Ana, Šagud, Ivana, Čipor, Ivona, Piantanida, Ivo, Odak, Ilijana, Škorić, Irena

“…Triazoles and triazolium salts are very common subunits in the structures of various drugs. Medicaments with a characteristic 1,2,3-triazole core are also…”
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Impact of mesoporous silica on the chemical degradation of Praziquantel upon grinding by Šagud, Ivana, Zanolla, Debora, Zingone, Guglielmo, Perissutti, Beatrice, Škorić, Irena

“…Praziquantel and Syloid 244 FP (amorphous silicon dioxide) were ground in a vibrational mill in standard conditions ($15^{\prime}$ or $30^{\prime}$ at 25 Hz)…”
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Photoinduced Intramolecular formal [4 + 2] Cycloaddition of Aryl-Substituted o‑Vinylstyryl-2-oxazoles To Form Benzo[f]quinoline Derivatives: Experimental Results and Theoretical Interpretation by Šagud, Ivana, Antol, Ivana, Marinić, Željko, Šindler-Kulyk, Marija

“…A new approach to benzo­[f]­quinoline derivatives has been found by an effective formal [4 + 2] photocycloaddition process from novel aryl-substituted…”
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Co-grinding with surfactants as a new approach to enhance in vitro dissolution of praziquantel by Gaggero, Alessio, Jurišić Dukovski, Bisera, Radić, Irena, Šagud, Ivana, Škorić, Irena, Cinčić, Dominik, Jug, Mario

“…[Display omitted] •Co-grinding with surfactants has enhanced in vitro dissolution rate of PZQ.•Poloxamer F-127 and sucrose stearate C-1816 caused no PZQ…”
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Synthesis of Naphthoxazoles by Photocyclization of 4‐/5‐(Phenylethenyl)oxazoles by Šagud, Ivana, Šindler‐Kulyk, Marija, Škorić, Irena, Kelava, Vanja, Marinić, Željko

“…Promising test results on the biological activity of our previously described naphtho[1,2‐d]oxazoles and heterobenz[1,2‐d]oxazoles, obtained by the…”
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Versatile Photochemical Reactivity of Diverse Substituted 2‐, 4‐ and 5‐(o‐Vinylstyryl)oxazoles by Sagud, Ivana, Sindler-Kulyk, Marija, Vojnovic-Jandric, Dragana, Marinic, eljko

“…To study the effects of the position of the hexatrienyl moiety on the oxazole ring, novel substituted cis/trans‐2/4/5‐(2‐vinylstyryl)oxazoles have been…”
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Photochemical Approach to Naphthoxazoles and Fused Heterobenzoxazoles from 5-(Phenyl/heteroarylethenyl)oxazoles by Šagud, Ivana, Faraguna, Fabio, Marinić, Željko, Šindler-Kulyk, Marija

“…A new synthetic approach is presented for the synthesis of naphthoxazoles and fused heterobenzoxazoles. The starting 5-(aryl/furyl/thienyl/pyridyl…”
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New resveratrol analogs as improved biologically active structures: Design, synthesis and computational modeling by Mlakić, Milena, Odak, Ilijana, Barić, Danijela, Talić, Stanislava, Šagud, Ivana, Štefanić, Zoran, Molčanov, Krešimir, Lasić, Zlata, Kovačević, Borislav, Škorić, Irena

“…[Display omitted] •New resveratrol derivatives obtained in good isolated yields.•Eight compounds show better BChE inhibition potential than the standard…”
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Formation of Polycyclic Skeletons by Photochemical Transformations of Pyridyl‐ and Thienylbutadiene Derivatives by Sagud, Ivana, Levacic, Marko, Marinic, eljko, Skoric, Irena

“…In order to study the influence of heterocyclic nuclei on the photochemical behavior of conjugated butadiene systems, novel butadiene derivatives E,Z‐ and…”
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Excited state reactions of β-pyridyl-o-divinylbenzenes as a pathway to versatile polycyclic compounds with the unusual entrapment of multiple isomerized dihydro-intermediates by Šagud, Ivana, Marinić, Željko, Škorić, Irena

“…New hetero-stilbene derivatives, namely cis/trans-2/3/4-(2-vinylstyryl)pyridines, have been synthesized by Wittig reaction from the diphosphonium salt of…”
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Alteration in the Chemical Composition of Immortelle, Silver Fir and Prickly Juniper Essential Oils Induced by Light by Odak, Ilijana, Škorić, Irena, Grbavac, Daria, Ratković, Ana, Šagud, Ivana

“…The objective of this study was to evaluate impact of light and available oxygen on the chemical composition of three selected essential oils. Aliquots of…”
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Synthesis, spectroscopic characterization and photophysical investigations of new di-(2/3)-pyridine-stilbenes; isomerism, nitrogen position influence and solvent effects by Šagud, Ivana, Milašinović, Valentina, Molčanov, Krešimir, Marinić, Željko, Škorić, Irena

“…Stilbene analogues with the pyridine ring, that is di-(pyridin-2/3/4-yl)vinyl)benzenes, were synthesized, purified and completely spectroscopically…”
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Synthesis of new heterocyclic resveratrol analogues in milli- and microreactors: intensification of the Wittig reaction by Mlakić, Milena, Rajič, Lucija, Ljubić, Anabela, Vušak, Vitomir, Zelić, Bruno, Gojun, Martin, Odak, Ilijana, Čule, Ivona, Šagud, Ivana, Šalić, Anita, Škorić, Irena

“…Resveratrol is a natural bioactive non-flavonoid polyphenol that protects from cardiovascular disease, neurodegenerative diseases and various cancers…”
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Photocatalytic Oxygenation of Heterostilbenes—Batch versus Microflow Reactor by Milena Mlakić, Anita Šalić, Matea Bačić, Bruno Zelić, Ivana Šagud, Ottó Horváth, Irena Škorić

“…On the basis of earlier results with furan and thiophene derivatives of benzobicyclo[3.2.1]octadiene, photocatalytic oxygenation of novel furo- and thieno…”
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Photocatalytic Oxygenation by Water-Soluble Metalloporphyrins as a Pathway to Functionalized Polycycles by Šagud, Ivana, Škorić, Irena

“…Photocatalytic processes are present in natural biochemical pathways as well as in the organic synthetic ones. This minireview will cover the field of…”
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Photochemical approach to functionalized benzobicyclo[3.2.1]octene structures via fused oxazoline derivatives from 4- and 5-(o-vinylstyryl)oxazoles by Sagud, Ivana, Božić, Simona, Marinić, Zeljko, Sindler-Kulyk, Marija

“…Novel cis/trans-4- and cis/trans-5-(2-vinylstyryl)oxazoles have been synthesized by Wittig reactions from the diphosphonium salt of α,α'-o-xylene dibromide,…”
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Antiinflammatory and Antiproliferative Activity of Naphthoxazole, Fused Hetero-benzoxazole and Bridged Benzobicyclic Photoproducts by Sagud, Ivana, Ratkovic, Ana, Cedilak, Matea, Zlatar, Ivo, Bosnar, Ma, Kelava, Vanja, Skoric, Irena

“…Biological activity of naphthoxazoles, fused hetero-benzoxazoles and benzobicyclo[3.2.1]-derivatives was investigated in proliferation and inflammation based…”
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Photoisomerization and Photocyclization of 5-Styryloxazole by Šagud, Ivana, Šindler-Kulyk, Marija, Spalletti, Anna, Mazzucato, Ugo

“…This paper describes the competition of the relaxation processes (fluorescence, isomerization and cyclization) of 5-styryloxazole in the first excited singlet…”
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