Showing papers in "Inorganica Chimica Acta in 1975"

TL;DR: In this article, the N-(2-Pyridyl)acetamide (aapH) complexes of palladium, cobalt, nickel, and copper have been studied by means of magnetic susceptibilities, and infrared, electronic, and PMR spectra.

TL;DR: In this paper, the structure of closed shell molecules is divided into three categories in which respectively inter-electron repulsions dominate, electronic and nuclear terms are in balance, and inter-nuclear repulsion dominates.

TL;DR: In this article, the synthesis of PdL n complexes (L = tertiary phosphine; n = 2,3,4) is reported, and the coordination number results to be a function of the steric hindrance of the phosphine.

TL;DR: In this paper, the Ni(II), Pd(II) and Pt(II)-Chelates of 2-amino cyclopentene-l-dithiocarboxylic acid (ACDA) are described.

TL;DR: From the reaction of (CH3)3PCH2 and (CH 3)3 PAuCl in the ration 2:1 a cyclic dimer of the formula [(CH3]2P(CH2)2Au]2]2 is obtained, containing two liner CAuC and two tetrahedral PC4 units as components of an eight-membered ring as mentioned in this paper.

TL;DR: In this paper, the structures of the complexes (CuX)2DPM (X = Br, I; DMP = bis(diphenylphosphino)methane) were determined from three dimensional X-ray data collected by counter methods.

TL;DR: In this article, the synthesis of [M(HMPA)6]-ClO4)3 (HMPA = hexamethylphosphoramide; M = Ln, Sc, Y) from acetonitrile and of M(HPMPA)4(ClO 4)3 from ethanol are described.

TL;DR: In this article, a distorted square pyramidal structure is tentatively assigned for chelates of the type [Cu(H SalR)CI · X] (X = H 2 O or pyridine).

TL;DR: In this paper, the reduction of NiX2(PCy3)2 (X = Cl, Br; PCy3 = tricyclohexylphosphine) in toluene with sodium sand under argon affords NiP3(N2) under nitrogen.

TL;DR: In this article, the bridging azido group in these new complexes reacts with carbon monoxide to give the corresponding cyanato-bridged complexes, whereas with CS 2, CF 3 CN and SCNC 6 H 5 they undergoes 1,3-cycloaddition to form thiatriazolate or tetrazolate groups bridging in dimeric complexes of the type [(diene)CH) 3 ) (M = Pd, Pt), [(π-allyl)Pd(N 3 CS 2 ] 2,[(π-all lt)P

TL;DR: In this paper, the variable temperature 13 C-nmr of M 3 (CO) 12 (M = Fe, Ru, Os) have been studied and the importance of bridging intermediates in this exchange process is discussed.

TL;DR: In the presence of strong bases, solutions of phthalocyanine display anomalous spectrum similar to that of a metal phthalomethane, and these changes are attributed to reversible deprotonation of the central imino groups as discussed by the authors.

TL;DR: In this article, the effect of the polymer on the stability of supported complexes towards reduction, and on the fate of the catalysts is discussed, in some cases polymer trapped Rh 11 compounds are present at the end of a catalytic cycle.

TL;DR: In this article, the tetraphenylborate anion has been used as the counterion for a range of cyclic polyethers to synthesize complex complexes of sodium, potassium, and caesium with a cyclic counterion.

TL;DR: In this paper, a comprehensive review of derivatives of bidentate chelating ligands with organometallic moieties is presented, including compounds of these ligands prepared in non-aqueous (or even pseudoaqueous) media, mainly during the last decade.

TL;DR: In this paper, the C- and N-diastereoisomeric complexes were separated and ligand configuration and conformation were assigned on the basis of chemical and spectroscopical, mainly p.m. evidence.

TL;DR: In this article, the reaction of dodecacarbonyltriosmium and phenylacetylene (L) in refluxing benzene gives Os 3 (CO) 10 L, Os 3 CO 10 L 2 and HOs 3 CO 9 L 2 as primary products.

TL;DR: In this article, the stereochemistry of these complexes is discussed on the basis of v(PdX) infrared frequencies; N.M.R. data for the C-N ligand are given.

TL;DR: In this article, aliphatic and aromatic diamines react with Zeise's salt to give stable five-coordinate complexes of general formula [Pt(C 2 H 4 )Cl 2 (NN)].

TL;DR: In this paper, a mechanism based on formation of an intermediate or activated complex of the type [Fe(CN)5O2Feaq]− was proposed, based on which the reaction rate was observed with k3 = 5.6 ± 0.1 × 106M−2 s−1 at 25°C, μ = 0.10M lithium perchlorate, pH 4.50.

TL;DR: Ammonium dithiocarbamate (DTC) complexes can be formed directly from carbon disulfide and the appropriate dialkylamine, serviced as convenient precursors for tin(II)DTC complexes as discussed by the authors.

TL;DR: In this article, the amide group of N-(2-pyridylmethyl)-2-(ethylthio)acetamide (ptgH) has been studied in the diamagnetic square-planar complex [M(ptg)X]·nH2O (M = Pt, Pd, Ni) and in the paramagnetic six-coordinated nickel complexes Ni(PTgH), ClO4· 1 2 H2O 2

TL;DR: In this paper, a comparison of electronic and Mossbauer spectra with the limiting S N 1 rates of ligand loss in aqueous solution for complexes Fe(CN) 5 L ∩- where L is H 2 O, NH 3, pyridine, pyrazine carboxylate, N-methylpyrazinium, dimethyl and tetramethylenesulfoxide is presented.

TL;DR: In this paper, the spectral properties of iron diimine complexes were investigated, including the metal to ligand electron transfer (MLET) bands in the visible region and the lLET band in the UV region.

TL;DR: By reaction of trans-TxC2(P(OEt)2Ph)4]ClO4 (X = Cl, Br, I) with carbon monoxide at room pressure, the cis- and trans-trans-[Tc(CO) 2(P (OEt)-2Ph]4] ClO4 isomers were obtained as discussed by the authors, and the formulation of all complexes was substantiated by elemental analysis, magnetic and conductivity measurements, i.m.

TL;DR: The mass spectra of six silver(I) carboxylates, AgO2CR, (R = Me, Et, Prn, Ph, CF3 and (CF2)2CF3) showed these compounds to be dimeric in the vapour phase.

TL;DR: In this paper, the reactions of 6-mercaptopurine riboside (6-MPR = L) and 2-amino-6-mpr = L′, with K 2 PtX 4, where X = Cl, Br have been studied in neutral (H 2 O) and strongly acidic media (3N HX).

TL;DR: In this paper, an attempt has been made to compare i.r. spectra of polyvanadate solutions with those of solid polyvanads, in order to solve the problem if aqueous solution decavanadate species have the same structure as reported in solid hydrate decavanads, and if hexavanadates are coexisting with them.