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Catena-Poly[[[tetra-aqua-cadmium(II)]-?-3,3'-[p-phenyl-enebis(oxymethyl-ene)]bis-(1-pyridinioacetate)] dinitrate hemihydrate].

ABSTRACT: In the title polymeric coordination complex, {[Cd(C(22)H(20)N(2)O(6))(H(2)O)(4)](NO(3))(2)·0.5H(2)O}(n), obtained from the self-assembly of the flexible double betaine 3,3'-[p-phenyl-enebis(oxymethyl-ene)]bis-(1-pyridinioacetate) with cadmium nitrate, both the octa-hedrally coordinated Cd(II) cation and the substituted betaine ligand lie on inversion centres. The chains constructed through the trans-related acetate groups of the ligand are inter-connected via O-H?O hydrogen bonds involving coordinated aqua ligands, the nitrate anions and the partial-occupancy (0.25) water mol-ecule of solvation, forming a three-dimensional structure.

SUBMITTER: Lian HL

PROVIDER: S-EPMC2983349 | biostudies-literature | 2010 Sep

REPOSITORIES: biostudies-literature

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catena-Poly[[[tetra-aqua-cadmium(II)]-μ-3,3'-[p-phenyl-enebis(oxymethyl-ene)]bis-(1-pyridinioacetate)] dinitrate hemihydrate].

Lian Hong-Lei HL Pan Wei-Cheng WC

Acta crystallographica. Section E, Structure reports online 20100915 Pt 10

In the title polymeric coordination complex, {[Cd(C(22)H(20)N(2)O(6))(H(2)O)(4)](NO(3))(2)·0.5H(2)O}(n), obtained from the self-assembly of the flexible double betaine 3,3'-[p-phenyl-enebis(oxymethyl-ene)]bis-(1-pyridinioacetate) with cadmium nitrate, both the octa-hedrally coordinated Cd(II) cation and the substituted betaine ligand lie on inversion centres. The chains constructed through the trans-related acetate groups of the ligand are inter-connected via O-H⋯O hydrogen bonds involving coord ...[more]

PMID: 21587409

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catena-Poly[[tetra-aqua-[trans-1,2-bis-(4-pyrid-yl)ethene-?N:N']nickel(II)] dinitrate].

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