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

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2018

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CEP USM

Abstract

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 pro - ligand. The new ly obtained compounds were inves tigated by IR, 1 H and 13 C NMR spectroscopy, elemental analysis, molar electric conductibility and magnetic susceptibility. For the synthesized compounds the antibacterial and antifungal activities in vitro were studied on a series of standard strains, such as Staphylococcus aureus (ATCC 25923), Escherihia coli (ATCC 25922), Klebsiella pneumonae and Candida albicans . The in vitro antiproliferative a ctivity of the pro - ligand and complexes was screened on Hep - 2, BxPC - 3, RD cancer cells and normal MDCK cells . I t was established that coordination compounds manifest better antiproliferative activity than the proligand.
În lucrare este descrisă sinteza N(4)-alil-S-metilizotiosemicarbazonei 1-(2- hidroxifenil)etanonei (HL) şi a şapte compuş ai cuprului,nichelului,cobaltului şi ai fieruluicu acestligand. Compușii noi obținuți au fost studiați cu ajutorul spectroscopiilor IR şi RMN (1H şi 13 C),analizei elementale, conductivitaţii molare şi susceptibilității magnetic e . Pentru compuși sintetizați a fost studiată in vitroactivitatea antibacterială şi antifungică selectivă faţa de spectrul larg de tulpini standard de Staphylococcus aureus ( ATCC 25923 ), Escherihia coli ( ATCC 25922 ), Klebsiell a pneumonae şi Candida albicans . Cercetarea proprităţilor antiproliferative in vitro a le ligandului și ale complecșilor a fost testată pe celule canceroase Hep - 2, BxPC - 3, RD și celule normale MDCK. S - a stabilit că compuşii coordinativi manifestă o activita te mai bună decât ligandul .

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coordination compounds, 1 - (2 - hydroxyphenyl)ethanone, isothiosemicarbazone, biological activity, compuși coordinativi, 1 - (2 - hidroxifenil)etanonă, zotiosemicarbazonă, activitate biologică

Citation

USATAIA, I. Synthesis , characterization and biological activity of copper(II), nickel(II), cobalt(III) and iron(III) coordination compounds with 1-(2-hydroxyphenyl)ethanonen(4)-allyl-s-methylisothiosemicarbazone. In: Studia Universitatis Moldaviae. Seria Științe reale și ale naturii: Biologie. Chimie. Revista științifică. 2018, nr. 1(111), pp. 144-150. ISSN 1814-3237.

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