نتایج جستجو برای: phosphane

تعداد نتایج: 385  

2012
Reinout Meijboom Leo Kirsten Thapelo Mbhele

The title compound, [PtCl(2)(C(18)H(12)Cl(3)P)(2)]·C(2)H(3)N, packs as monomeric units with a square-planar geometry around the Pt(II) atom. The two tris-(4-chloro-phen-yl)phosphane ligands are coordinated in a cis orientation, with P-Pt-P and Cl-Pt-Cl angles of 99.36 (2) and 88.02 (2)°, respectively. In the crystal, C-H⋯N inter-actions are observed between the phenyl rings and the acetonitrile...

2016
K. Benz H. Haspeklo R. Bosch

MOVPE growth of inP with trimethylindium-trimethylphosphane (CH,)3In-P(CH,)3, a metalorganic adduct and phosphane P(CH3)3 are reported. The growth temperature was varied between 500 and 600 C. The growth rate is about 1 2 ym/h. The results of this epitaxial process are compared with results on the PCl3/ln/H2-system. Finally n+/n/n+-structures are used for the fabrication of Gunn oscillators in ...

2013
Cintya Valerio-Cárdenas Simón Hernández-Ortega Reyna Reyes-Martínez David Morales-Morales

In the title compound, [Ru(CH3OCS2)2(C18H15P)2], the Ru(II) atom is in a distorted octa-hedral coordination by two xanthate anions (CH3OCS2) and two tri-phenyl-phosphane (PPh3) ligands. Both bidentate xanthate ligands coordinate the Ru(II) atom with two slightly different Ru-S bond lengths but with virtually equal bite angles [71.57 (4) and 71.58 (3)°]. The packing of the complexes is assured b...

2011
Haleden Chiririwa Reinout Meijboom

The title compound, [PtCl(2)(C(31)H(32)NP)], is a Pt(II) complex with an NPCl(2) coordination sphere in which the Pt(II) atom is coordinated to the imino N and phosphane P atoms of the ligand and to two cis Cl ions, giving a slightly distorted square-planar geometry. The P-Pt-N angle is 89.80 (5)° and the corresponding angle between the Cl ions is 87.92 (2)°.

Journal: :Chemical communications 2014
Vitaly Nesterov Zheng-Wang Qu Gregor Schnakenburg Stefan Grimme Rainer Streubel

Open-shell phosphanyl complexes (OC)5W{(Me3Si)2HCP(X)} (X = F, H), obtained by one-electron oxidation of lithium phosphanido complexes, were trapped by TEMPO to yield novel thermally labile P-nitroxyl phosphane complexes. First experimental evidence for an open-shell P-F phosphanoxyl complex (OC)5W{(Me3Si)2HCP(O)F}, formed upon thermolysis of corresponding P-nitroxyl derivative, is reported; re...

2014
Yupa Wattanakanjana Arunpatcha Nimthong Jedsada Mokakul Phattarin Sukpornsawan

In the mononuclear title complex, [CuI(CH3CN)(C18H15P)2], the Cu(I) ion is in a distorted tetra-hedral geometry, coordinated by two P atoms of two tri-phenyl-phosphane ligands, one N atom of an aceto-nitrile ligand and one iodide anion. The aceto-nitrile ligand is disordered over two sets of sites in a 0.629 (15): 0.371 (15) ratio. In the crystal, weak C-H⋯I hydrogen bonds link the mol-ecules, ...

2011
Haleden Chiririwa Reinout Meijboom

The title compound, [PtCl(2)(C(25)H(21)N(2)P)], is a Pt(II) complex with an NPCl(2) coordination sphere in which the metal is coordinated to the imino N and phosphane P atoms of the ligand and to two chloride ions. The Pt(II) atom is in a distorted square-planar environment and is bound to the ligand via the P and amine N atoms in a cis fashion, with the chlorine atoms located at the two remain...

2012
Florian Boeck Max Blazejak Markus R Anneser Lukas Hintermann

(E)-Alkyl ortho-hydroxycinnamates cyclize to coumarins at elevated temperatures of 140-250 °C. We find that the use of tri-n-butylphosphane (20 mol %) as a nucleophilic organocatalyst in MeOH solution allows cyclization to take place under much milder conditions (60-70 °C). Several coumarins were prepared, starting from ortho-hydroxyarylaldehydes, by Wittig reaction with Ph(3)P=CHCO(2)Me to (E)...

2011
Moayad Hossaini Sadr Reza Kia Behzad Soltani

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].

2014
Yupa Wattanakanjana Arunpatcha Nimthong Chanokphat Darasuriyong

In the mononuclear title salt, [Ag(C3H8N2S)(C18H15P)3](CH3COO), the Ag(I) ion exhibits a distorted tetra-hedral coordination sphere defined by three P atoms from three tri-phenyl-phosphane ligands and one S atom from a 1,3-di--methyl-thio-urea ligand. In the crystal, the acetate anion is linked with the complex cation via duplex N-H⋯O hydrogen bonds [graph-set motif R (2) 2(8)].

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