Reaction of CuI with bis(phenylthio)propane in a 1:1 ratio yields the two-dimensional coordination polymer [{Cu(μ(2)-I)(2)Cu}{μ-PhS(CH(2))(3)SPh}(2)](n) (1). The 2D-sheet structure 1 is built up by dimeric Cu(2)I(2) units, which are connected via four bridging 1,3-bis(phenylthio)propane ligands. In contrast, treatment 2 equiv MeCN solution affords self-assembly reaction strongly luminescent metal-organic 2D-coordination [Cu(4)I(4){μ-PhS(CH(2))(3)Ph}(2)](n) (2), cubane-like Cu(4)(μ(3)-I)(4)...

Treatment of CuI with the flexible PhS(CH(2))(4)SPh dithioether ligand in MeCN solution affords strongly luminescent metal-organic 2D coordination polymer [Cu(4)I(4){mu-PhS(CH(2))(4)SPh}(2)](n) (). The interpenetrated network is built upon by Cu(4)(mu(3)-I)(4) cubane-like clusters as secondary building units (SBUs), which are interconnected via bridging 1,4-bis(phenylthio)butane ligands. In contrast, auto-assembly reaction unsaturated semi-flexible PhSCH(2)C[triple bond, length...

CuI reacts with E-PhS(CH2CH═CHCH2)SPh, L1, to afford the coordination polymer (CP) [Cu2I2{μ-E-PhS(CH2CH═CHCH2)SPh}2]n (1a). The unprecedented square-grid network of 1 is built upon alternating two-dimensional (2D) layers an ABAB sequence and contains rhomboid Cu2(μ2-I)2 clusters as secondary building units (SBUs). Notably, layer A, interconnected by bridging L1 ligands, exclusively dinuclear short Cu···Cu separations [2.6485(7) Å; 115 K]. In contrast, B exhibits distances 2.8133(8) Å. same...

ADVERTISEMENT RETURN TO ISSUEPREVArticleNEXTAntiferromagnetic interactions in charge-transfer salts of molybdocene dithiolene complexes: the example [Cp2Mo(dddt)][TCNQ]Marc Fourmigue, Christine Lenoir, Claude Coulon, Fabrice Guyon, and Jacques AmaudrutCite this: Inorg. Chem. 1995, 34, 20, 4979–4985Publication Date (Print):September 1, 1995Publication History Published online1 May 2002Published inissue 1 September...

New pyrazolylamidino complexes fac-[ReCl(CO)3(NH[double bond, length as m-dash]C(Me)pz*-κ(2)N,N)] (pz*H = pyrazole, pzH; 3,5-dimethylpyrazole, dmpzH; indazole, indzH) and fac-[ReBr(CO)3(NH[double m-dash]C(Ph)pz*-κ(2)N,N)] are synthesized via base-catalyzed coupling of the appropriate nitrile with or metathesis by halide abstraction AgBF4 from a bromido complex subsequent addition LiCl. In order to study both influence substituents present at ligand, that "sixth" ligand in complex,...

The structural flexibility of [Cp2M(dithiolene)] complexes (M=Mo, W; dithiolene=dmit2−, dmid2−, dsit2−; the [CpMo(dmid)] complex is depicted on right) manifested in various folding angles MS2C2 metallacycle a series charge-transfer salts with TCNQF4. evolution electronic structures angle induces different geometries for dimeric [{Cp2M(dithiolene)+.}2] entities. organization these entities solid state reveals one-dimensional intermolecular interactions, as confirmed by magnetic behavior...

The dinuclear gold complexes [{Au(PPh 3)} 2(mu- dmid)] ( 1) dmid = 1,3-dithiole-2-one-4,5-dithiolate) and dddt)] 2) dddt 5,6-dihydro-1,4-dithiine-2,3-dithiolate) were synthesized characterized by X-ray crystallography. Both exhibit intramolecular aurophilic interactions with Au...Au distances of 3.1984(10) A for 1 3.1295(11) 2. self-assembly reaction between 4,5-bis(2-hydroxyethylthio)-1,3-dithiole-2-thione (HOCH 2 CH ) dmit) [AuCl(tht)] affords the complex [AuCl{ dmit}] 4), which possesses...

Abstract Treatment of CuI with PhSCH 2 SPh in MeCN solution affords, by a self‐assembly reaction, the monodimensional metal–organic coordination polymer [Cu 4 I {μ‐PhS CH SPh} ] n ( 1 ), which Cu (μ 3 ‐I) cluster units are linked dithioether ligand 1D necklace structure. In contrast, reaction results formation metallopolymer [(CuI) {μ‐PhS(CH ) ). The 2D network is built from dimeric connected 1,2‐bis(phenylthio)ethane bridging ligands. solid‐state luminescence spectrum exhibits strong...

CuI reacts with RS(CH2)4SR (R = n-Bu (L1); t-Bu (L2)) to afford the 2D coordination polymers [Cu4I4{μ-RS(CH2)4SR}2]n (1); (2)). Their grid networks exhibit nodal Cu4(μ3-I)4 clusters interconnected by dithioethers mean Cu⋯Cu distances of 2.7265(10) and 2.911(2) Å for 1 2, respectively. This difference translates in a blue shift solid state emission bands decrease lifetimes when trading R bulky t-Bu.

The functionalized disilane (PhSCH2)Me2SiSiMe2(CH2SPh) (1) has been prepared and coordinated as a dithioether ligand on [PtCl2(PhCN)2] to afford the fluxional seven-membered chelate complex cis-[PtCl2{(PhSCH2)2Si2Me4}] (2a). After metathesis reaction of 2a with NaI diiodo derivative cis-[PtI2{(PhSCH2)2Si2Me4}] (2b) was obtained. Treatment [Re(μ-Br)(CO)3THF]2 1 equiv yields bromo-bridged dinuclear fac-[{Re(μ-Br)(CO)3}2{μ-(PhSCH2)2Si2Me4}] (5), which is spanned by forming 10-membered...

Abstract Substitution of the chloro ligands cis ‐[Pt(PEt 3 ) 2 Cl ] by 4‐methylthio‐2‐thioxo‐1,3‐dithiole‐5‐thiolate ( L leads to thiolato complexes trans and 1 ), which have been characterised X‐ray crystallography. In solid state, square planar arrangement is capped an endocyclic sulfur atom , gives rise distorted square‐pyramidal pseudooctahedral geometries for respectively. Complex coexists in solution with [Pt(PEt )(η ‐L )] results from reversible dissociation one phosphane ligand. The...

Abstract Metathesis reaction of the dithioether complex cis ‐[PtCl 2 {(PhSCH ) SiPh }] ( 2a with NaBr and NaI yields square planar complexes ‐[PtX 2b , X = Br; 2c I). The new compounds, which are fluxional in solution, have been studied by multinuclear NMR techniques; crystal structures 2a‐c determined ray diffraction. This series allows to evaluate trans ‐influence halide ligands on lengths Pt‐S bonds, increase from 227.26(12) ), 228.46(13) 229.96(15) pm due a more pronounced trans‐...

This chapter contains sections titled: Introduction Background Informations Luminescent Copper Polymers Assembled by Thioether Ligands Conclusion Acknowledgments References

Novel organosilylated tetrathiafulvalenes (TTFs) possessing Si-H or Si-Si bonds have been synthesised. The crystal structures of several derivatives determined by X-ray diffraction, including that dimeric (Si2Me4)(TTF)2 (11) incorporating a diatomic SiMe2-SiMe2 linker. Cyclic voltammetry measurements in all cases show two oxidation waves. DFT calculations were performed to rationalize the absence an electronic communication between TTF moieties 11 through disilanyl spacer. reactivity bond...

Novel diamagnetic tungsten(IV) complexes of general formula W(η-C5H4R)2(dithiolene) [R = H, SiMe3 or But; dithiolene C3S52– (4,5-disulfanyl-1,3-dithiole-2-thionate), C3OS42– (4,5-disulfanyl-1,3-dithiole-2-onate) dddt2– (5,6-dihydro-1,4-dithiine-2,3-dithiolate)] have been synthesized and their redox properties investigated by cyclic voltammetry. Two reversible oxidation waves are observed for each complex. The half-wave potentials allow [W(cp)2(dddt)] (cp η-C5H5) to react with the organic...

The synthesis and the electrochemical characterization of [(η5-C5Me5)Codddt] (dddt2- = 5,6-dihydro-1,4-dithiine-2,3-dithiolate) (1) are described. chemical oxidation 1 by AgBF4 leads to formation a bimetallic complex, [(η5-C5Me5)Codddt]22+ (2), which has been characterized X-ray crystallography. 1H NMR study reveals that 2 is diamagnetic, this rationalized extended Hückel calculations. addition trimethyl phosphite on gives paramagnetic adduct [Cp*Co(dddt){P(OMe)3}]•+ (4). dissociation also...

Abstract Two novel strategies for coordinating TTF to transition metal centers have been developed. The reaction of tetrathiafulvalene (TTF) or 3,4‐dimethyltetrathiafulvalene ( o ‐Me 2 TTF) with [Pt(η ‐C H 4 )(PPh 3 ) ] leads the π complexes ‐TTF)(PPh 1 and ‐ TTF)(PPh ), respectively. An X‐ray crystallographic study performed on confirmed, that TTFs act as a acidic ligand. NMR studies revealed existence, in solution, an equilibrium between free complexed TTF. Dilithiation subsequent...