VANČO, J., O. ŠVAJLENOVÁ a Jaromír MAREK. Dipotassium di-mu-isothiocyanato-kappa4-N:S-bis[(N-salicylidene-DL- valinato-kappa3-O,N,O')cuprate(II)]. Acta Crystallographica Section C: Crystal Structure. Chester, UK: International Union of Crystallography, 2003, roč. 59, č. 5, s. m190-m192, 3 s. ISSN 0108-2701. |
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@article{486141, author = {Vančo, J. and Švajlenová, O. and Marek, Jaromír}, article_location = {Chester, UK}, article_number = {5}, keywords = {Schiff base; structure}, language = {eng}, issn = {0108-2701}, journal = {Acta Crystallographica Section C: Crystal Structure}, title = {Dipotassium di-mu-isothiocyanato-kappa4-N:S-bis[(N-salicylidene-DL- valinato-kappa3-O,N,O')cuprate(II)]}, volume = {59}, year = {2003} }
TY - JOUR ID - 486141 AU - Vančo, J. - Švajlenová, O. - Marek, Jaromír PY - 2003 TI - Dipotassium di-mu-isothiocyanato-kappa4-N:S-bis[(N-salicylidene-DL- valinato-kappa3-O,N,O')cuprate(II)] JF - Acta Crystallographica Section C: Crystal Structure VL - 59 IS - 5 SP - m190-m192 EP - m190-m192 PB - International Union of Crystallography SN - 01082701 KW - Schiff base KW - structure N2 - The title compound, K2[Cu2(NCS)2(C12H13NO3)2], consists of two K+ cations and (N-salicylidene-D-valinato)copper(II) and (N-salicylidene-L-valinato)copper(II) coordination units connected through three-atom thiocyanate (-NCS) bridges into a centrosymmetric dianion. The CuII atom adopts a square-pyramidal coordination, with three donor atoms of the tridentate Schiff base and one N atom of the bridging ligand (-NCS) in the basal plane. The axial position is occupied by the thiocyanate S atom of a symmetry-related ligand at an apical distance of 2.9332 (10) Ĺ. Coulombic interactions between six-coordinated K+ ions and the heteroatoms of neighbouring dimeric anions leads to the formation of one-dimensional chains of molecules parallel to [010]. The superposition of the normals of the pyramidal base planes in a direction close to [001] indicates possible pi-pi interactions between neighbouring units. ER -
VANČO, J., O. ŠVAJLENOVÁ a Jaromír MAREK. Dipotassium di-mu-isothiocyanato-kappa4-N:S-bis[(N-salicylidene-DL- valinato-kappa3-O,N,O')cuprate(II)]. \textit{Acta Crystallographica Section C: Crystal Structure}. Chester, UK: International Union of Crystallography, 2003, roč.~59, č.~5, s.~m190-m192, 3 s. ISSN~0108-2701.
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