Showing papers in "Journal of Organometallic Chemistry in 1978"

TL;DR: In this article, selective syntheses of cis-and trans-platinum(II) acetylide complexes of the type (R 3 P) 2 Pt(CCR′) 2 (where R = Et or n-Bu, R′ = H, CHCH 2, CCH, Ph or p -C 6 H 4 C 6 C ǫ 4 Cǫ ) were reported, and systematic studies on characterization of the cis and trans-isomers by spectroscopic methods were reported.

TL;DR: In this article, the readily accessible salts of the anions in diglyme solution and their subsequent oxidation with aqueous ferric sulphate solution provided an efficacious method for preparing [(η-RC5H4)2M2(CO)6] complexes (M  Cr, Mo, or W) The whole preparation is carried out in a single reaction vessel, and usually gives high yields of pure products.

TL;DR: In this article, the synthesis of {2, 6-bis[(dimethylamino)methyl]phenyl}diorganotin bromides, 2,6-(Me{2}NCH{2}){6}H{3}SnRR'}+{ Br}-{ is described.

TL;DR: In this article, the synthesis of (−)-menthylcyclopentadiene (MCp) and (+)-neomenthyl cyclopentadienes (NMCp), from (−)-mhol, were described and the structure and absolute configuration of (η5-Cp)(η 5-MCp)-TiCl2 was established by X-ray analysis.

TL;DR: In this article, the crystal structure of bis(cyclopentadienyldicarbonyl-chromium) has been determined by x-ray diffraction, and two independent molecules per unit cell located at the inversion centers at O,O,O and O, 1/2, O. The Cp Cr Cr angles in the two molecules are 165.0° and 158.7°, respectively.

TL;DR: The crystal structure of [LiN(SiMe3)2]3 has been determined from single-crystal X-ray diffraction data collected by counter methods as mentioned in this paper.

TL;DR: The synthesis and chemistry of Cp 2 Mo 2 (CO) 4 (I) a coplex containing a reaction Mo�Mo triple bond, are described in this paper, where the formation of I in refluxing xylene is shown to occur via odd-electron intermediates from homolysis of the MoMo bond in the Cp2 Mo 2(CO) 6 precursor.

TL;DR: By the reaction of trans-(PBu3)2Pt(CCCC�CCC-CCC-PdCl2, the title polymer, (II), has been prepared and characterized by spectral and analytical data as discussed by the authors.

TL;DR: In this article, a scheme for the formation of oxalate esters in alcohol carbonylation in the presence of palladium complexes was presented for the case of methanol/carbon monoxide systems.

TL;DR: In this paper, the reaction of trans-bis(Tri-n-butlphosphine)diethynylnickel(Ia) with 1-alkynes in the presence of an amine complex of a copper(I) salt as a catalyst give quantitatively alkynyl ligand exchange products.

TL;DR: A single-crystal X-ray diffraction study (tetragonal space group 42/n) reveals that the methyllithium tetramers persist and are linked through Li-tmeda-Li bridges as discussed by the authors.

TL;DR: In this paper, a partially decarbonylated metal cluster is quickly formed on the surface of silica by oxidation at room temperature; it is possible to regenerate the initial cluster compound under a carbon monoxide atmosphere at 200°C.

TL;DR: In this paper, the Fischer-Tropsch synthesis was used to obtain the first metal complex of the thioformaldehyde monomer, viz. Os(η2-CH2S)(CO)2(PPh3)2, which reacts rapidly with HCl to give OsCl(SCH3), and then, by a slower reaction, OsCl2(CO), and CH3SH.

TL;DR: In this article, a facile synthesis of substituted dinuclear carbonyls M 2 (CO) 9 L and M 2(CO) 8 L 2 (M = Mn, Re; L = triphenylphosphine, pyridine, acetonitrile) in good yields is described.

TL;DR: The crystal and molecular structure of the complex (C5H5)2W(CO)2 has been determined by X-ray analysis R1 = 0.063 as discussed by the authors.

TL;DR: In this paper, the preparation of 1-stannacyclopentadienes via organoboration reactions of dialkynyldimethylstannanes (CH 3 ) 2 Sn(CCR′) 2 (R′= t-C 4 H 9, Si(CH 3 ), 3 ) with BR 3 (R = CH 3, C 2 H 5 ) is reported.

TL;DR: In this paper, the use of DIOP (2,3- O -isopropylidene-2, 3-dihydroxy-1, 4-bis(diphenylphosphino)butane) as chiral phosphine ligand produces optically active allylated compounds with up to 10% e.g.

TL;DR: The crystal and molecular structures of the compound have been determined; they provide an explanation of the unusual infrared spectrum, which is inconsistent with a symmetrical, singly-bridged structure as mentioned in this paper.

TL;DR: In this article, the radical character of the o -semiquinolate ligand remains constant over the chemical transformation in the metal coordination sphere, which allows the use of o -semi-nolate ligands as a special spin mark in the chemistry of coordination compounds.

TL;DR: In the presence of palladium complexes as catalysts, fluorinated disilanes add to 1,3-dienes, metehyl vinyl ketone and p -benzoquinone to give mainly 1,4-addition products as mentioned in this paper.

TL;DR: In this article, the allyl fragment of this structure is distorted from a planar arrangement in order to enhance bonding between allyl anion HOMO (on C(1), C(3)) and the lithium p -orbital with axis parallel to C( 1)-C(3).

TL;DR: In this article, a nucleophilic attack of water (or alcohol) on pentacoordinate silicon is proposed, where the reaction is entropy controlled and takes place with retention of configuration at silicon instead of the inversion always previously observed with acyclic chlorosilanes.

TL;DR: In this article, the synthesis of [RSFe(CO) 3 ] 2 obtained by direct substitution of the carbonyl ligands in iron carbonyls with sulfur is described.

TL;DR: In this paper, the authors showed that the carbon disulfide bonds as a dihapto ligand through the carbon and one sulfur atom (S(2)) are formed in practically quantitative yield in the reaction of C5H5Co(PMe3)CS2 (IV) with CS2.

TL;DR: The nickel(1) complex, Ni(teta) +, formed by cathodic reduction of the corresponding nickel(11) complex reacts rapidly with alkyl bromides to form an unstable intermediate containing a nickel carbon bond as discussed by the authors.