Synthesis and catalytic activity of organometallic complexes of palladium(II) with bis-phosphine monosulfides towards ethylene/CO copolymerization

被引:32
|
作者
Suranna, GP
Mastrorilli, P
Nobile, CF
Keim, W
机构
[1] Policlin Bari, Ist Chim, I-70126 Bari, Italy
[2] CNR, Ctr Studi Metodol Innovat Sintesi Organ MISO, I-70126 Bari, Italy
[3] Rhein Westfal TH Aachen, Inst Tech Chem & Petrolchem, D-52074 Aachen, Germany
关键词
catalysis; copolymerization; palladium complexes; methyl complexes;
D O I
10.1016/S0020-1693(00)00128-6
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The neutral and cationic complexes of formula [(CH3)(Cl)Pd((PP)-P-boolean AND(S))] and [(CH3)(CH3CN)Pd((PP)-P-boolean AND(S))]BF4 [(PP)-P-boolean AND(S) = Ph2PCH2P(S)Ph-2 (dppmS), Ph2P(CH2)(2)P(S)Ph-2 (dppeS)] have been synthesized, characterized and tested as catalysts in the alternating copolymerization of ethylene and carbon monoxide. Both neutral and cationic Pd(II) complexes show eta(2)-(P,S) coordination and cationic complexes exhibit moderate activity. (C) 2000 Elsevier Science S.A. All rights reserved.
引用
收藏
页码:151 / 156
页数:6
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