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pro vyhledávání: '"Uk Lee"'
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 71, Iss 9, Pp 1032-1035 (2015)
Acta Crystallographica Section E: Crystallographic Communications
Acta Crystallographica Section E: Crystallographic Communications
A novel hexamolybdate(VI) polyanion protonated by an extra H atom is an unexpected polyanion species among the B-series Anderson-type polyoxometalates (POMs). The extra (seventh) H atom does not lie on a crystallographic centre of symmetry, but is
Autor:
Uk Lee, Hea-Chung Joo
Publikováno v:
Acta Crystallographica Section E Structure Reports Online. 60:i33-i36
The novel protonated hemiundecasodium hemipentahydrogen hexatungstoplatinate(IV) heptadecahydrate, Na5.5[H2.5PtW6O24]·17H2O, crystallizes in the triclinic system in space group P\overline 1. The protonated O atoms were identified by considering th
Publikováno v:
Acta Crystallographica Section E Structure Reports Online. 59:m421-m424
The title compound, [CoII(H2O)6]3[V10O28]·(18-Crown-6)2·10H2O, was obtained by mixing 18-crown-6 with K2[CoII(H2O)6]2[V10O28]·4H2O. The centrosymmetric [V10O28]6− polyanion forms a three-dimensional network via O—H⋯O hydrogen bonds with wate
Autor:
Uk Lee, Hea-Chung Joo
Publikováno v:
Acta Crystallographica Section E Structure Reports Online. 63:i11-i13
The title compound, K3.5[H4.5α-PtMo6O24]·5.5H2O, containing the hexamolybdoplatinate(IV) polyanion, was isolated at pH 2.85. The complete polyanion has no crystallographic symmetry. The [H4.5α-PtMo6O24]3.5− polyanions form an inversion-generat
Autor:
Uk Lee
Publikováno v:
Acta Crystallographica Section E Structure Reports Online. 63:i5-i7
The title compound, K2[H7CrMo6O24]·8H2O, contains an unexpectedly protonated polyanion, [H7CrMo6O24]2− in the B series Anderson-type heteropolyoxomolybdate. It was obtained by recrystallizing K3[H6CrMo6O24]·nH2O at pH 1.80. The asymmetric unit co
Publikováno v:
Acta Crystallographica Section E Structure Reports Online. 62:m3392-m3394
In the title compound, [CuBr(C16H14Cl2N2)(C18H15P)], the coordination polyhedron around the CuI centre is approximately tetrahedral, distorted by the restricted bite angle of the chelating ligand. Intra- and intermolecular C—H⋯π and π–π
Autor:
Hea-Chung Joo, Uk Lee
Publikováno v:
Acta Crystallographica Section E Structure Reports Online. 62:i241-i243
The title compound, K2[H6PtMo6O24]·6H2O, containing the hexamolybdoplatinate(IV) polyanion with the highest level of protonation, was isolated at pH 1.60. The anion has the Pt atom at an inversion center and exhibits a local symmetry close to \ove
Autor:
Hea-Chung Joo, Uk Lee
Publikováno v:
Acta Crystallographica Section E Structure Reports Online. 62:i231-i233
Autor:
Tae-Jeong Kim, Uk Lee
Publikováno v:
Acta Crystallographica Section E Structure Reports Online. 62:m2403-m2405
The title compound, [Ir(C11H8N)2(C7H9O2)]·CH2Cl2 or [Ir(ppy)2(2-acetylcyclopentanone)] (ppy = 2-phenylpyridine), is a neutral mononuclear iridium(III) complex. The complex and solvent molecules both lie on twofold rotation axes. The iridiu
Autor:
Uk Lee
Publikováno v:
Acta Crystallographica Section E Structure Reports Online. 62:i176-i178
The title double salt, K2Na4[V10O28]·18H2O, crystallizes with a decavanadate polyanion that has twofold crystallographic symmetry. All atoms in the structure are on general positions, except two Na atoms which are located on a twofold axis. In the