نوع مقاله : مقاله پژوهشی
نویسندگان
1 گروه علوم مهندسی، دانشکده فنی و مهندسی شرق، دانشگاه گیلان، رودسر، ایران
2 دانشکده علوم پایه، دانشگاه گیلان، رشت، ایران
3 گروه مهندسی نساجی، دانشکده شهید چمران، دانشگاه فنی و حرفهای استان گیلان، رشت، ایران
چکیده
کلیدواژهها
موضوعات
عنوان مقاله [English]
نویسندگان [English]
Engineering and biological properties of pyrimidines have stimulated chemists to develop the chemistry of these compounds as dyes and organic-metal complexes. Metal complexes of monoazo compounds are principally useful as metal complexes for dyeing of protein, polyamide and engineering materials and Countless shades from greenish yellow to deep black can be generated, depending upon the metal, the dye ligands, and the combination of dye ligands in mixed complex dyes. In this research for the first time a number of new azo dyes were synthesized by coupling 4, 6- dihydroxy pyrimidine with diazotized heterocyclic aromatic and nonheterocyclic aromatic amines. Then one of the synthesized dyes and also 4, 6-dihydroxypyrimidine was used as ligands to preparing some new Azo and Azo-metal (Cupper (II), Nickel (II) and cobalt (II)) complexes. Studies have shown that some metals such as Copper (II) reacts with the other nitrogen and oxygen atoms in the pyrimidine ring at a ratio of (3: 2) in addition to the covalent coordination with the azo group and the hydroxy pyrimidine group. The structures of all synthesized compounds were confirmed by instrumental and elemental analysis (C.H.N.). The antibacterial activity of the selected products was examined. Some products contain donor group like methyl exhibit promising activities.
کلیدواژهها [English]