Rapid phosphorus-nitrogen bond cleavage in bis(diphenylphosphino)amine.: Synthesis, X-ray structure and electrochemical characterization of [Ni2(μ2-Ph2P) (μ2-Ph2PNHPPh)2(CNR)2]X, R = Me, n-Bu, xylyl; X = Cl, I, BPh4 binuclear Ni(I) complexes

被引:5
|
作者
Simón-Manso, E [1 ]
Kubiak, CP [1 ]
机构
[1] Univ Calif San Diego, Dept Chem & Biochem, La Jolla, CA 92093 USA
关键词
phosphorus nitrogen bond cleavage; nickel complexes; phosphido; dppa;
D O I
10.1016/S1387-7003(03)00206-5
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Ni(II) reacts with Ni(0) complexes in toluene solution to yield diamagnetic phosphido-bridging Ni(I)-Ni(I) complexes of the type Ni-2(mu(2)-PPh2)(CNR)(2)(mu(2)-dppa)(2). The great thermodynamic stability of these complexes is discussed on the light of their electrochemical properties. The X-ray crystal structure of the complexes Ni-2(mu(2)-PPh2)(CNR)(2)(mu(2)-dppa)(2), R = n-Bu, Xylyl is also presented. (C) 2003 Elsevier Science B.V. All rights reserved.
引用
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页码:1096 / 1098
页数:3
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