6,6′-Dimethoxy-2,2′-[pyridine-2,3-diylbis(nitrilomethylidyne)]diphenol
نویسنده
چکیده
In the title compound, C(21)H(19)N(3)O(4), two intramolecular N-H⋯O hydrogen bonds generate two six-membered rings. The dihedral angles between the central heterocyclic ring and the two pendant rings are 61.5 (2) and 63.5 (1)°.
منابع مشابه
{2,2′-[Pyridine-3,4-diylbis(nitrilomethylidyne)]diphenolato}zinc(II)
The title compound, [Zn(C(19)H(13)N(3)O(2))], has been synthesized by the reaction of Zn(ClO(4))(2)·6H(2)O and the tetra-dentate Schiff base ligand 2,2'-[pyridine-3,4-diylbis(nitrilo-methyl-idyne)]diphenol (L). The coordination geometry of the Zn(II) ion is slightly distorted square-planar, formed by two N atoms and two O atoms from the L ligand.
متن کامل6,6′-Dimethoxy-2,2′-[(hexane-1,6-diyldioxy)bis(nitrilomethylidyne)]diphenol
In the title compound, C(22)H(28)N(2)O(6), strong intra-molecular O-H⋯N hydrogen bonds and weak inter-molecular C-H⋯O hydrogen bonds stabilize the three-dimensional supra-molecular structure.
متن کاملDichlorido-2κ2 Cl-{μ-6,6′-dimethoxy-2,2′-[propane-1,3-diylbis(nitrilomethylidyne)]diphenolato-1κ4 O 1,N,N′,O 1′:2κ2 O 1,O 1′}copper(II)zinc(II)
In the title compound, [CuZnCl(2)(C(19)H(20)N(2)O(4))], the Cu(II) ion exhibits a slightly distorted square-planar coordination geometry defined by two N atoms and two O atoms of the 6,6'-dimeth-oxy-2,2'-[propane-1,3-diylbis(nitrilo-methyl-idyne)]diphenolate Schiff base ligand. The Zn(II) ion is also four-coordinated by the two phenolate O atoms of the Schiff base ligand and by two cis-coordina...
متن کاملAqua(dicyanamido){μ-6,6′-dimethoxy-2,2′-[ethane-1,2-diylbis(nitrilomethylidyne)]diphenolato}nickel(II)sodium
The mol-ecule of the title compound, [NaNi(C(18)H(18)N(2)O(4))(C(2)N(3))(H(2)O)], is approximately planar, with a maximum deviation from the mol-ecular plane of 0.770 (5) Å. The coordination environment of the Ni(2+) ion is distorted square-planar and it is N(2)O(2) coordinated by the 6,6'-dimeth-oxy-2,2'-[ethane-1,2-diylbis(nitrilo-methyl-idyne)]diphenolate Schiff base ligand. The Na(+) atom i...
متن کامل4,4′,6,6′-Tetrahydroseleno-2,2′-[(E,E)-cyclohexane-1,2-diylbis(nitrilomethylidyne)]diphenol
In the title mol-ecule, C(20)H(22)N(2)O(2)Se(4), the dihedral angle between the pendant aromatic rings is 67.1 (2)°. The conformation is stabilized by two intra-molecular O-H⋯N hydrogen bonds.
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عنوان ژورنال:
دوره 66 شماره
صفحات -
تاریخ انتشار 2009