COMPLEXES OF TETRAALKYLALUMINOXANES WITH SOME NITROGEN-CONTAINING LEWIS-BASES

被引:8
作者
BOLESLAWSKI, M
SERWATOWSKI, J
PASYNKIEWICZ, S
机构
[1] Institute of Organic Chemistry and Technology, Warsaw Technical University (Politechnika), 00-662 Warsaw
关键词
D O I
10.1016/S0022-328X(00)92239-3
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Tetraalkylaluminoxanes, R4Al2O (where R Et, i-Bu), were found to form donor-acceptor complexes with some nitrogen containing electron donors (NMe2Ph, PhHCN-n-Bu and PhCN). These complexes are generally monomeric and have a 1/1 molar ratio of the components. A structure, based on low temperature PMR spectral studies, is postulated for each complex with the bridging nitrogen atom bonded to both aluminium atoms in the complexed aluminoxane. Some steric effects during the complex formation are discussed. It is shown that they are considerably responsible for the complexation. © 1978.
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页码:279 / 288
页数:10
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