A Phosphorus/Aluminum-Based Frustrated Lewis Pair as an Ion Pair Receptor: Alkali Metal Hydride Adducts and Phase-Transfer Catalysis

被引:94
|
作者
Appelt, Christian [2 ]
Slootweg, J. Chris [1 ]
Lammertsma, Koop [1 ]
Uhl, Werner [2 ]
机构
[1] Vrije Univ Amsterdam, Dept Chem & Pharmaceut Sci, NL-1081 HV Amsterdam, Netherlands
[2] Univ Munster, Inst Anorgan & Analyt Chem, D-48149 Munster, Germany
关键词
alkali metals; density functional calculations; frustrated Lewis pairs; hydrides; silanes; COMPLEX REDUCING AGENTS; REDUCTION REACTIONS; CRYSTAL-STRUCTURES; LITHIUM HYDRIDE; COORDINATION; ACTIVATION; HYDROGENATION; DERIVATIVES; REAGENTS; LIGANDS;
D O I
10.1002/anie.201201855
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Helpful frustration: The geminal phosphorus/aluminum-based frustrated Lewis pair (Mes 2P)(tBu 2Al)C-C(H)Ph (Mes=2,4,6-Me 3C 6H 2) forms stable adducts with alkali metal hydrides (LiH, NaH, KH). These molecular hydride complexes display enhanced reactivity, which was demonstrated by the catalytic transformation of chlorotriphenylsilane to the corresponding hydride through a frontside S N2-f@Si pathway. Copyright © 2012 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim.
引用
收藏
页码:5911 / 5914
页数:4
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