نتایج جستجو برای: phenanthroline
تعداد نتایج: 3954 فیلتر نتایج به سال:
In the title complex, [Zn(C(6)H(3)N(3)O(3)S)(C(12)H(8)N(2))](n), the Zn(2+) cation is coordinated by two N atoms from two 4-sulfonato-benzotriazolide dianions, two N atoms from a 1,10-phenanthroline mol-ecule and a sulfonate O atom from a 4-sulfonato-benzotriazolide anion, displaying a distorted ZnN(4)O trigonal-bipyramidal geometry. Each 1,10-phenanthroline ligand displays a bidentate chelatin...
In the title coordination polymer, [Zn(C(6)H(2)O(5))(C(12)H(8)N(2))](n), an infinite chain is formed along [010] by linking the chelated {Zn(phen)} entities (phen is 1,10-phenanthroline) with two carboxyl-ate groups of the furan-2,5-dicarboxyl-ate ligand. The Zn(II) atom shows trigonal-prismatic coordination.
In the title compound, [Cu(C(8)H(4)F(3)O(2)S)Cl(C(12)H(8)N(2))], the Cu(II) ion exhibits a distorted square-pyramidal geometry. The coordination environment of the cation comprises two N atoms from 1,10-phenanthroline and two O atoms from thenoyltrifluoro-acetone in the basal plane and one Cl(-) anion at the apical site. There are weak inter-molecular C-H⋯Cl bonds.
In the title complex, [Ni(C(9)H(4)N(2)O(4))(C(12)H(8)N(2))(H(2)O)(2)](n), the Ni(II) atom is hexa-coordinated by one N and one O atom from two different 1H-benzimidazole-5,6-dicarboxyl-ate ligands, two N atoms from one 1,10-phenanthroline ligand and two water mol-ecules. The flexible 1H-benzimidazole-5,6-dicarboxyl-ate ligands link the Ni(II) centres, forming an infinite zigzag chain parallel t...
The title compound, [Fe(C(12)H(8)N(2))(3)](C(6)H(5)N(2)O(2))(2), consists of one [Fe(phen)(3)](2+) cation (phen = 1,10-phenanthroline) and two 1,1-dicyano-2-eth-oxy-2-oxoethanide anions. Five atoms of the anion are disordered over two positions [site occupancy = 0.521 (13) for the major component]. In the complex cation, the Fe(II) atom is coordinated by six N atoms from three phen ligands in a...
In the centrosymmetric binuclear title complex, [Dy(2)(C(9)H(9)O(3))(6)(C(12)H(8)N(2))(2)], the two Dy(III) ions are linked by four 2-phen-oxy-propionate (L) groups through their bi- and tridentate bridging modes. Each Dy(III) ion is nine-coordinated by one 1,10-phenanthroline mol-ecule, one bidentate carboxyl-ate group and four bridging carboxyl-ate groups in a distorted DyN(2)O(7) monocapped ...
The reductive cyclization of suitably substituted organic nitro compounds by carbon monoxide is a very appealing technique for the synthesis heterocycles because its atom efficiency and easiness separation only stoichiometric byproduct CO2, but need pressurized CO has hampered diffusion. We have recently reported on indoles o-nitrostyrenes using phenyl formate as surrogate, palladium/1,10-phena...
Co(II) and Cu(II) promoted base hydrolysis of 2-cyano, 1, lO-phenanthroline was studied. At 298.2°K, Cu(II) reaction is more efficient (by a factor of 20) than either Co(ll) and its analogues Ni(II) in promoting base hydrolysis.
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