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Browsing by Author "Usataia, Irina"

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COORDINATION COMPOUND AS INHIBITOR OF SUPEROXID RADICAL

Garbuz, Olga; Pantea, Valeria; Usataia, Irina; Graur, Vasilii; Țapcov, Victor; Sardari, Veronica; Tagadiuc, Olga; Gudumac, Valentin; Gulea, Aurelian (2019)

A fost obținut un nou compus coordinativ biologic activ, nitratul de cupru [2 - ({2 [(ethylsulfanyl) (prop-2-en-1-yl) carbononoimidooyl] -hydrazinylidene} methyl) phenolate], care face parte din clasa isotiosemicarbazidelor ...
INHIBITORI POLIFUNCTIONALI ÎN BAZA COMPUȘILOR COORDINATIVI AI UNOR METALE 3d CU SALICILIDEN- ȘI PICOLIDEN-4-ALIL-S- ALCHILIZOTIOSEMICARBAZIDE SUBSTITUITE

Usataia, Irina (2023)

Scopul tezei:găsirea inhibitorilor a creșterii celulelor canceroase moleculari polifuncționali noi cu activitate selectivă, proprietăți antibacteriene, antifungice și antioxidante; determinarea influenței naturii substituentului ...
NOVEL 2-FORMYLPYRIDINE 4-ALLYL-S- METHYLISOTHIOSEMICARBAZONE AND ZN(II), CU(II), NI(II) AND CO(III) COMPLEXES: SYNTHESIS, CHARACTERIZATION, CRYSTAL STRUCTURE, ANTIOXIDANT, ANTIMICROBIAL AND ANTIPROLIFERATIVE ACTIVITY

Balan, Greta; Usataia, Irina; Graur, Vasilii; Ciumacov, Iurie; Petrenko, Peter; Gudumac, Valentin; Gulea, Aurelian; Pahonțu, Elena; Burduniuc, Olga (2019)

New zinc (II), copper (II), nickel (II) and cobalt (III) complexes, [Zn (HL)2]I2 (1), [Cu (HL)Cl2] (2), [Cu (HL)Br2] (3), [Cu (HL)(H2O)2](ClO4)2 (4), [Ni (HL)2]I2·H2O (5), [Co(L)2]Cl (6), [Co(L)2]NO3 (7), [Co(L)2]I·[Co(L)2](I3) ...
NOVEL 2-FORMYLPYRIDINE 4-ALLYL-S-METHYLISOTHIOSEMICARBAZONE AND ZN(II), CU(II), NI(II) AND CO(III) COMPLEXES: SYNTHESIS, CHARACTERIZATION, CRYSTAL STRUCTURE, ANTIOXIDANT, ANTIMICROBIAL AND ANTIPROLIFERATIVE ACTIVITY

Balan, Greta; Burduniuc, Olga; Usataia, Irina; Graur, Vasilii; Chumakov, Yurii; Petrenko, Peter; Gudumac, Valentin; Gulea, Aurelian; Pahontu, Elena (John Wiley & Sons Ltd, 2020)

New zinc (II), copper (II), nickel (II) and cobalt (III) complexes, [Zn (HL) 2 ]I 2 (1), [Cu (HL)Cl 2 ](2), [Cu (HL)Br 2 ](3), [Cu (HL)(H 2 O) 2 ](ClO 4 ) 2 (4), [Ni (HL) 2 ]I 2 H 2 O(5), [Co(L) 2 ]Cl ...
NOVEL ANTIOXIDANTS BASED ON SELECTED 3D METAL COORDINATION COMPOUNDS WITH 2-HYDROXYBENZALDEHYDE 4,S-DIALLYLISOTHIOSEMICARBAZONE

Graur, Vasilii; Mardari, Anastasia; Bourosh, Pavlina; Kravtsov, Victor; Usataia, Irina; Ulchina, Ianina; Garbuz, Olga; Gulea, Aurelian (2023)

2-Hydroxybenzaldehyde 4,S-diallylisothiosemicarbazone (HL) was synthesized and characterized by 1H, 13C NMR and FTIR spectroscopies. It exists in solution in two isomeric forms: cis (~25%) and trans (~75%). Six stable ...
NOVEL ANTIOXIDANTS BASED ON SELECTED 3D METAL COORDINATION COMPOUNDS WITH 2-HYDROXYBENZALDEHYDE 4,S-DIALLYLISOTHIOSEMICARBAZONE

Graur, Vasilii; Mardari, Anastasia; Bouroș, Pavlina; Cravțov, Victor; Usataia, Irina; Ulchina, Ianina; Garbuz, Olga; Gulea, Aurelian (2023)

2-Hydroxybenzaldehyde 4,S-diallylisothiosemicarbazone (HL) was synthesized and characterized by 1H, 13C NMR and FTIR spectroscopies. It exists in solution in two isomeric forms: cis (~25%) and trans (~75%). Six stable ...
NOVEL COPPER(II) COMPLEXES WITH N4,S-DIALLYLISOTHIOSEMICARBAZONES AS POTENTIAL ANTIBACTERIAL/ANTICANCER DRUGS

Graur, Vasilii; Usataia, Irina; Graur, Ianina; Garbuz, Olga; Bouroș, Paulina; Cravțov, Victor; Lozan-Tîrșu, Carolina; Balan, Greta; Fala, Valeriu; Gulea, Aurelian (2023)

The six new copper(II) coordination compounds [Cu(HL1)Cl2] (1), [Cu(HL1)Br2] (2), [Cu(H2O)(L1)(CH3COO)]·1.75H2O (3), [Cu(HL2)Cl2] (4), [Cu(HL2)Br2] (5), [Cu(H2O)(L2)(CH3COO)] (6) were synthesized with 2-formyl- and ...
SOME 3D METAL COORDINATION COMPOUNDS WITH 2-FORMYLPYRIDINE 4-ALLYL-S-METHYLISOTHIOSEMICARBAZONE AND ITS DERIVATIVES: SYNTHESIS, CHARACTERIZATION, BIOLOGICAL ACTIVITY

Usataia, Irina; Graur, Vasilii; Gulea, Aurelian (CEP USM, 2021)
SYNTHESIS , CHARACTERIZATION AND BIOLOGICAL ACTIVITY OF COPPER( II), NICKEL(II), COBALT(III) AND IRON(III) CO ORDINATION COMPOUNDS WITH 1 - (2 - HYDROXYPHENYL)ETHANONE N(4) - ALLYL - S - METHYLISOTHIOSEMICARBAZONE

Usataia, Irina (CEP USM, 2018)

The paper presents the synthesis of the 1-(2-hydroxyphenyl)ethanone N(4)-allyl-S-methylisothiosemicarbazone (HL) and seven coordination compounds of copper , nickel , cobalt and iron with this ...
SYNTHESIS AND BIOLOGICAL ACTIVITY OF COPPER(II), NICKEL(II) AND COBALT(III) COORDINATION COMPOUNDS WITH 2-BENZOYLPYRIDINE N(4)-ALLYL-S- METHYLISOTHIOSEMICARBAZONE

Usataia, Irina; Graur, Vasilii; Zariciuc, Elena; Garbuz, Olga; Gulea, Aurelian (2018)

The paper presents the synthesis of the 2-benzoylpyridine N(4)-allyl-S-methylisothiosemicarbazone and five coordination compounds of copper(II), nickel(II) and cobalt(III) with this ligand. New synthesized substances were ...
SYNTHESIS AND BIOLOGICAL ACTIVITY OF COPPER(II), NICKEL(II) AND COBALT(III) COORDINATION COMPOUNDS WITH 2-BENZOYLPYRIDINE N(4)-ALLYL-SMETHYLISOTHIOSEMICARBAZONE

Usataia, Irina; Graur, Vasilii; Zariciuc, Elena; Garbuz, Olga; Gulea, Aurelian (2018)

The paper presents the synthesis of the 2-benzoylpyridine N(4)-allyl-S-methylisothiosemicarbazone and five coordination compounds of copper(II), nickel(II) and cobalt(III) with this ligand. New synthesized substances were ...
SYNTHESIS, CHARACTERIZATION AND BIOLOGICAL ACTIVITY OF COPPER(II), NICKEL(II), COBALT(III) AND IRON(III) COORDINATION COMPOUNDS WITH 2-HYDROXY-3-METHOXYBENZALDEHYDE N(4)-ALLYL-S-METHYLISOTHIOSEMICARBAZONE

Usataia, Irina; Graur, Vasilii; Tsapcov, Victor; Gulea, Aurelian (CEP USM, 2018)

The paper presents the synthesis of the 2-hydroxy-3-methoxybenzaldehyde N(4)-allyl-S-methylisothiosemicarbazone (HL) and seven coordination compounds of copper, nickel, cobalt and iron with this ligand. The new obtained compounds ...
SYNTHESIS, CHARACTERIZATION, AND BIOLOGICAL ACTIVITY OF NOVEL 3d METAL COORDINATION COMPOUNDS WITH 2-ACETYLPYRIDINE N4-allyl-S-METHYLISOTHIOSEMICARBAZONE

Graur, Vasilii; Usataia, Irina; Bourosh, Pavlina; Kravtsov, Victor; Garbuz, Olga; Hureau, Christelle; Gulea, Aurelian (Wiley, 2021)

New zinc(II), copper(II), nickel(II), iron(III), and cobalt(III) coordination compounds, [Zn(HL)I2] (1), [Cu(HL)Cl2] (2), [Cu(HL)Br2] (3), {[Cu(HL)NO3]NO3}n (4), [Ni(HL)2](NO3)2 (5), [Fe(L)2]NO3(6), [Co(L)2]NO3 (7), and ...
SYNTHESIS, CHARACTERIZATION, CRYSTAL STRUCTURE OF NOVEL CU (II), CO (III), FE (III) AND CR (III) COMPLEXES WITH 2‐ HYDROXYBENZALDEHYDE‐4‐ALLYL‐S‐METHYLISOTHIOSEMICARBAZONE: ANTIMICROBIAL, ANTIOXIDANT AND IN VITRO ANTIPROLIFERATIVE ACTIVITY

Pahonțu, Elena; Usataia, Irina; Graur, Vasilii; Ciumacov, Iurie; Petrenko, Peter; Gudumac, Valentin; Gulea, Aurelian (2018)

2-Hydroxybenzaldehyde-4-allyl-S-methylisothiosemicarbazone and Cu (II), Co (III), Fe (III) and Cr (III) complexes were synthesized and characterized. The new obtained compounds were investigated by elemental analysis, ...
Synthesis, characterization, crystal structure of novel Cu (II), Co (III), Fe (III) and Cr (III) complexes with 2‐hydroxybenzaldehyde‐4‐allyl‐S‐methylisothiosemicarbazone: Antimicrobial, antioxidant and in vitro antiproliferative activity

Pahontu, Elena; Usataia, Irina; Graur, Vasilii; Chumakov, Yurii; Petrenko, Valentin; Gudumac, Valentin; Gulea, Aurelian (John Wiley and Sons, 2018)

2‐Hydroxybenzaldehyde‐4‐allyl‐S‐methylisothiosemicarbazone and Cu (II), Co (III), Fe (III) and Cr (III) complexes were synthesized and characterized. The new obtained compounds were investigated by elemental analysis, ...
SYNTHESIS, STRUCTURE AND BIOLOGICAL ACTIVITY OF COORDINATION COMPOUNDS OF COPPER, NICKEL, COBALT, AND IRON WITH ETHYL N'-(2-HYDROXYBENZYLIDENE)-N-PROP-2-EN- 1-YLCARBAMOHYDRAZONOTHIOATE

Gulea, Aurelian; Usataia, Irina; Graur, Vasilii; Ciumacov, Iurie; Petrenko, Peter; Balan, Greta; Burduniuc, Olga; Țapcov, Victor; Rudic, Valeriu (2020)

N-(Prop-2-en-1-yl)hydrazonocarbothioamide reacts with iodoethane in methanol with further addition of 2-hydroxybenzaldehyde to form hydroiodide of carbamohydrazonothioate (HL·HI). The coordination compounds were obtained ...

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