نتایج جستجو برای: triphenyl phosphine
تعداد نتایج: 4306 فیلتر نتایج به سال:
In the title complex, [CuCl(C(3)H(4)N(2))(C(18)H(15)P)(2)], the coordination geometry around Cu(I) is distorted tetra-hedral formed by two triphenyl-phosphane ligands, an imidazole ligand and a chloride group. An intra-molecular C-H⋯Cl inter-action occurs. The crystal packing is stabilized by inter-molecular N-H⋯Cl hydrogen bonds, which form an extended chain parallel to [010].
In the title compound, [CuI(C(8)H(8)N(2)S)(C(18)H(15)P)(2)]·CH(3)OH, the coordination environment around the Cu(I) atom is distorted tetra-hedral, defined by two P atoms of two triphenyl-phosphane ligands, one S atom of a 5-methyl-1H-benzimidazole-2(3H)-thione ligand and one I atom. The complex mol-ecules and the methanol solvent mol-ecules are connected via N-H⋯O and O-H⋯I hydrogen bonds, form...
In the title compound, [CuI(C(12)H(9)BrN(2))(C(18)H(15)P)], the Cu(I) ion is bonded to one I atom, one triphenyl-phosphane P atom and two N atoms of the diimine ligand in a distorted tetra-hedral geometry. The Schiff base acts as a chelating ligand and coordinates to the Cu(I) atom via two N atoms. In the diimine ligand, the dihedral angle between the pyridine and bromo-phenyl rings is 19.2 (2)...
In the title mononuclear coordination complex, [CuFe(C(5)H(5))(C(9)H(5)F(3)O(2))(C(18)H(15)P)(2)], the Cu(I) ion is coordinated by the chelating β-diketonate 1-ferrocenyl-4,4,4-trifluoro-butane-1,3-dione ligand through two O atoms and the two datively bonded triphenyl-phosphane ligands resulting in a distorted tetra-hedral coordination sphere. The Cu(I) ion, together with its chelating butane-1...
The 1-vinyl-pyrrolidin-2-one ligand in the title compound, [Ru(C(6)H(9)NO)(C(18)H(15)P)(2)(CO)], coordinates to the Ru(0) atom with the olefin double bond and the ketone O atom. The Ru(0) atom adopts a distorted trigonal-bipyramidal coordination geometry, with the C O ligand and the ketone O atom occupying the axial positions. The two triphenyl-phosphane ligands are cis to each other. The olefi...
In the title solvate, [CuCl(C2H3N3S)(C18H15P)2]·CH3CN, the Cu(I) ion is bonded to two triphenyl-phosphane ligands, one 1H-1,2,4-triazole-5(4H)-thione ligand via its S atom and one chloride ion in a distorted CuP2SCl tetra-hedron. An intra-molecular N-H⋯Cl hydrogen bond, which closes an S(6) ring, helps to establish the conformation of the complex. In the crystal, N-H⋯Cl hydrogen bonds and C-H⋯π...
From our investigations on phosphine-catalyzed [4+2] annulations between α-alkyl allenoates and activated olefins for the synthesis of cyclohexenes, we discovered a hexamethylphosphorous triamide (HMPT)-catalyzed [4+2] reaction between α-alkyl allenoates 1 and arylidene malonates or arylidene cyanoacetates 2 that provides highly functionalized cyclohexenes 3 and 4 in synthetically useful yields...
The title compound, [Cu(C(16)H(11)BrN(2))(C(18)H(15)P)(2)]BF(4), is composed of one Cu(I) atom, one 6-(4-bromo-phen-yl)-2,2'-bipyridine (L) ligand, two triphenyl-phosphane mol-ecules and one tetra-fluoridoborate anion. The Cu(I) ion is four-coordinated in a distorted tetra-hedral configuration by two N atoms from L and two P atoms from triphenyl-phosphane ligands. In the L ligand, the two pyrid...
Through a diffusion reaction, cuprous bromide, triphenyl-phosphane and 1,3-bis-(pyridin-4-yl)propane (bpp) were self-assembled to form the one-dimensional title compound, [Cu(2)Br(2)(C(13)H(14)N(2))(C(18)H(15)P)(2)](n). Each Cu(I) atom is coordinated by two Br atoms, one P atom from a triphenyl-phosphane ligand and one N atom from a bpp mol-ecule in a distorted tetra-hedral geometry. Two μ(2)-B...
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