Zobrazeno 1 - 10
of 71
pro vyhledávání: '"Johan A. Venter"'
Publikováno v:
Acta Crystallographica Section E, Vol 68, Iss 12, Pp m1442-m1443 (2012)
In the title compound, [V(C15H11O2)2O(CH3OH)]·2CH3OH, the VIV atom is coordinated by two 1,3-diphenylpropane-1,3-dionate ligands and an oxide ligand in an axial position. The sixth position is occupied by the O atom of a methanol group bonded trans
Externí odkaz:
https://doaj.org/article/a7a8b5dea56d4f6bb8d07550ab0ff3c9
Publikováno v:
Acta Crystallographica Section E, Vol 67, Iss 10, Pp m1354-m1354 (2011)
The asymmetric unit of the title compound, Cs2[Co(CH4O6P2)2(H2O)2], is comprised of one bidentate methylenediphosphonate ligand and one water molecule which are coordinated to the CoII atom, as well as a caesium counter-cation. The Co atom occupies a
Externí odkaz:
https://doaj.org/article/b089fca339464733ad8228dbc09ee5d1
Publikováno v:
Acta Crystallographica Section E, Vol 67, Iss 10, Pp m1468-m1469 (2011)
In the title compound, Na2[Co(CH4O6P2)2(H2O)2]·2H2O, the asymmetric unit is composed of one methylenediphosphonate ligand and one water molecule, which both are coordinated to a CoII atom, as well as a non-coordinated water molecule and a sodium cat
Externí odkaz:
https://doaj.org/article/443a8e64ad57444e92ae333d94b4f45e
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 8, Pp m1028-m1029 (2010)
The title compound, [RhCl(C8H12)(C14H12N2OS)], is a rhodium(I) derivative with a functionalized thiourea ligand. Despite the presence of several heteroatoms, the thiourea ligand coordinates only in a monodentate fashion via the S atom. The geometry o
Externí odkaz:
https://doaj.org/article/b6c229c1033245439be6bdcd0798df84
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 12, Pp m1528-m1529 (2009)
The title compound, [Rh2(C6H5N2O2)2(C2H3O)2I2(C5H9O3P)2], contains a binuclear centrosymmetric RhIII dimer bridged by iodide anions, with respective Rh...Rh and I...I distances of 4.1437 (5) and 3.9144 (5) Å. The RhIII atom is in a distorted octahed
Externí odkaz:
https://doaj.org/article/a9d1e497259a443e961231b9a3cfff47
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 12, Pp m1578-m1578 (2009)
The title compound, [Rh(C10H7N2O2)(C18H15P)(CO)]·(CH3)2CO, is the second structural report of a metal complex formed with the O,O′-C10H7N2O2 (neocupferrate) ligand. In the crystal structure, the metal centre is surrounded by one carbonyl ligand, o
Externí odkaz:
https://doaj.org/article/3321f9b9e3034976838c969ff6bfeb3d
Autor:
Mohammed A. E. Elmakki, Orbett Teboho Alexander, Gertruida J. S. Venter, Johan Andries Venter, Andreas Roodt
Publikováno v:
Inorganics, Vol 10, Iss 12, p 251 (2022)
The rigid-backbone bidentate ligands Indoline-2-carboxylic acid (IndoliH) and Indole-2-carboxylic acid (IndolH) were evaluated for rhodium(I). IndoliH formed [Rh(Indoli)(CO)(PPh3)] (A2), while IndolH yielded the novel dinuclear [Rh1(Indol’)(CO)(PPh
Externí odkaz:
https://doaj.org/article/876513d442094906b14887eae670b6c4
Autor:
Mohammed A. Elmakki, Wesley Abdul Gafoor, Orbett T. Alexander, Johan A. Venter, Andreas Roodt
Publikováno v:
Zeitschrift für Kristallographie - New Crystal Structures. 238:61-63
C8H5N2O4Rh, monoclinic, P21/c (no. 14), a = 14.1998(9) Å, b = 3.6516(2) Å, c = 17.7458(11) Å, β = 92.801(2)°, V = 919.06(10) Å3, Z = 4, R gt(F) = 0.0281, wR ref(F 2) = 0.0702, T = 100 K.
Publikováno v:
Zeitschrift für Kristallographie - New Crystal Structures. 237:1023-1025
C15H33NO5P3Rh, orthorhombic, Pnma (no. 62), a = 19.8694(11) Å, b = 12.5765(7) Å, c = 8.6990(5) Å, V = 2173.8(2) Å3, Z = 1, Rgt (F) = 0.0394, wRref (F 2) = 0.0941, T = 100 K, α = β = γ = 90°.
Publikováno v:
Inorganics; Volume 10; Issue 10; Pages: 166
Chloranilic acid (2,5-dichloro-3,6-dihydroxy-1,4-benzoquinone, caH2) as a bidentate ligand for Nb(V) as a metal center is presented. The different coordination behavior of caH2 is well illustrated by a monomeric (Et4N)cis-[NbO(ca)2(H2O)OPPh3]·3H2O.T