نتایج جستجو برای: dinuclear

تعداد نتایج: 2685  

2012
Shan Gao Seik Weng Ng

The Ag(I) atom in the title centrosymmetric dinuclear compound, [Ag2(C11H10N3O)2(C11H11N3O)2]·2H2O, shows a T-shaped coordination arising from bonding to the N atom of a neutral 2-[(pyrimidin-2-yl)amino-meth-yl]phenol ligand, the N atom of the 2-[(pyrimidin-2-yl)amino-meth-yl]phenolate anion [N-Ag-N = 171.8 (1)°] and the terminal O atom of the other anion [Ag-O = 2.606 (3) Å]. A pair of 2-[(pyr...

2010
Yajun Ma Buming Liu Chenghu Xue

In the title compound, [Ag(2)(C(12)H(12)N(2))(C(21)H(15)N(3))(2)](CF(3)SO(3))(2), the Ag(I) atom is coordinated by three N atoms of one 4'-phenyl-2,2':6',2''-terpyridine (phtpy) ligand and one pyridyl N atom of the 1,2-bis-(4-pyrid-yl)ethane (bpe) ligand, displaying a distorted square-planar geometry. Two Ag(I) atoms are bridged by one trans-bpe ligand, generating a dinuclear cation. The dinucl...

Journal: :Chemical communications 2006
Guoqiang Feng Juan C Mareque-Rivas Nicholas H Williams

Introducing ligand based hydrogen bond donors to increase the activity of a mononuclear Zn(II) complex for catalysing phosphate ester cleavage can be a more effective strategy than making the dinuclear analogue.

Journal: :Dalton transactions 2015
Palani Elumalai Rajendiran Kanagaraj Rajendiran Marimuthu Bhaskaran Shankar Alok Ch Kalita Malaichamy Sathiyendiran

Bridgeless double metallocalix[4]arenes possessing two orthogonally arranged dinuclear cavitands were obtained from a Re2(CO)10, rigid bis-chelating OO donor (H2-L), and a flexible bis-ditopic NN donor (L') by a one-pot approach.

Journal: :Dalton transactions 2009
Christian Radloff Jan J Weigand F Ekkehardt Hahn

A tetranuclear molecular rectangle consisting of two bridging dicarbene ligands and two bridging diphosphine ligands was prepared by connection of two dinuclear gold(I) complexes with 1,2-bis(diphenylphosphino)ethane.

Journal: :Chemical communications 2010
Meng Zhao Li Zhang Huo-Yan Chen Han-Lu Wang Liang-Nian Ji Zong-Wan Mao

The novel dinuclear Zn(ii) complex (1) containing a beta-CD dimer could accelerate BNPP (a DNA substitute) hydrolysis more efficiently than catalyze HPNP (a RNA substitute) transesterification with different mechanisms involved; the beta-CDs played remarkably different roles.

Journal: :Dalton transactions 2015
Chui-Shan Tsang Lingjing Chen Lu-Wei Li Shek-Man Yiu Tai-Chu Lau Hoi-Lun Kwong

The pyridine-containing ligands and react with Ni(2+) ions to afford dinuclear triple-stranded helicate and tetrahedral cage supramolecular complexes, respectively; the two architectures exhibit contrasting reactivity towards electro- and photocatalytic proton reduction.

Journal: :Chemical communications 2005
Akiko Inagaki Shinichi Edure Shinichi Yatsuda Munetaka Akita

A novel dinuclear complex containing the photo-sensitizing Ru unit and a Pd center is effective toward selective catalytic dimerization of alpha-methylstyrene leading to 2,4-diphenyl-4-methyl-1-pentene under visible-light irradiated conditions.

Journal: :Molecular bioSystems 2008
Damian P Buck Caitriona B Spillane J Grant Collins F Richard Keene

Molecular modelling has identified a new RNA conformational feature created by the insertion of bulge residues into duplex regions that may act as a recognition site for small molecule binding, in particular for inert dinuclear ruthenium complexes.

Journal: :Dalton transactions 2016
Mathieu Marmier Giacomo Cecot Basile F E Curchod Philip Pattison Euro Solari Rosario Scopelliti Kay Severin

Dinuclear clathrochelate complexes are easily accessible by reaction of zinc(ii) triflate or cobalt(ii) nitrate with arylboronic acids and phenoldioximes. The utilization of brominated arylboronic acids and/or brominated phenoldioximes allows preparing clathrochelates with two, three, five or seven bromine atoms on the outside. These clathrochelates can undergo Pd-catalyzed cross-coupling react...

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