Zobrazeno 1 - 10
of 26
pro vyhledávání: '"Constantin A. Kavounis"'
Autor:
Chris Tsiamis, Constantin A. Kavounis, Dimitrios Charistos, Byron Voulgaropoulos, G. P. Voutsas
Publikováno v:
Polyhedron. 19:2003-2010
The reaction of bis(β-dionato)oxovanadium(IV) chelates, VOβ2, with substituted benzoylhydrazines, XbhH2, was explored in alcoholic solutions and oxovanadium(V) compounds with Schiff bases as ligands were obtained in high yield. These VOL(OR) compou
Publikováno v:
Acta Crystallographica Section C Crystal Structure Communications. 55:1005-1008
The title diastereomeric compounds, C 18 H 19 ClN 4 O 2 , are the products formed when the (2S,3S)- and (2R,3S)-3-(5-amino-6-chloropyrimidinyl)amino-2-(2-benzyloxy)ethyloxolanes are treated with triethyl orthoformate in the presence of 4-toluenesulfo
Publikováno v:
Structural Chemistry. 10:411-417
The IR, the ligand field spectra and the crystal structure of the mixed-ligand compound [(aquo)2,2′-dipyridylamine(3-chloro-2,4-pentanedionato)copper(II)] nitrate, [Cu(dpyamH) Cl-acac(H2O)]NO3], are reported. The copper atom exists in a square pyra
Publikováno v:
Inorganica Chimica Acta. 262:53-59
The preparation, the IR and ligand field spectra and the structures of the mixed-ligand addition compounds [(N,N-dimethyl-1,2-diaminoethane)bis(1-(2-thienyl)-4,4,4-trifluoro-1,3-butanedionato)cobalt(II)], [Co(thtf)2me2en], and [(N,N,N′,N′-tetrame
Autor:
Constantin A. Kavounis
Publikováno v:
Structural Chemistry. 8:287-292
The title compound was synthesized by the reaction of cyclooctane-1,5-dione and N-methyl-phenylenediamine in ethanol solution and an X-ray analysis has been carried out. The crystals belong to the monoclinic space groupC2/c, witha=20.032(4) a,b=7.936
Publikováno v:
Inorganica Chimica Acta. 254:411-415
The IR and ligand field spectra and the structure of the mixed-ligand compound [N,N-dimethyl-N′-ethyl-1,2-diaminoethane(1-phenyl-1,3-butanedionato)(perchlorato)copper(II)]), [Cu(dmeen)bzac(OClO3)], are reported. The structure was determined by sing
Autor:
Constantin A. Kavounis, Susana C. M. Teixeira, Evdoxie Coutouli-Argyropoulou, Christine J. Cardin, Elizabeth Malamidou-Xenikaki, Xenophon N. Stampelos
Publikováno v:
Journal of the Chemical Society, Perkin Transactions 1. :949-958
C-(1-Methylindol-2-yl)-N-methylnitrone 4 reacts with carbonyl-substituted dipolarophiles to afford the isoxazolidines 6–9 and the 3,4-dihydroisoxazole 10 in high yields and with low to moderate regio- and stereo-selectivity. The indolyl-isoxazolidi
Publikováno v:
Polyhedron. 15:385-390
The non-electrolyte dichloro(hydroxy-methoxy-di(2-pyridylmethane)copper(II), resulting from the reaction of di(2-pyridyl)ketone and copper(II) chloride in methanol solution, was isolated and characterized and its structure was determined by X-ray dif
Publikováno v:
Acta Crystallographica Section E Structure Reports Online. 59:m838-m840
The title compound, [Pr(C5HF6O2)(3)(C6H14O3)] or [Pr(hfpd)(3)(2g)], was prepared by the reaction of PrCl3.7H(2)O and hfpd-H (1,1,1,5,5,5-hexafiuoropentane-2,4-dione) in the presence of aqueous ammonia and recrystallization of the product from n-hexan
Autor:
Evdoxia Coutouli-Argyropoulou, Christine J. Cardin, S. Teixeira, Xenophon N. Stampelos, Elizabeth Malamidou-Xenikaki, Constantin A. Kavounis
Publikováno v:
ChemInform. 28