Synthesis, Structure, and Reactivity of Carbene-Stabilized Phosphorus(III)-Centered Trications [L3P]3+

被引:65
作者
Petuskova, Jekaterina [1 ]
Patil, Mahendra [1 ]
Holle, Sigrid [1 ]
Lehmann, Christian W. [1 ]
Thiel, Walter [1 ]
Alcarazo, Manuel [1 ]
机构
[1] Max Planck Inst Kohlenforsch, D-45470 Mulheim, Germany
关键词
METAL; LIGANDS; PHOSPHINE; COMPLEXES; BEHAVIOR;
D O I
10.1021/ja210223s
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Carbene-stabilized [L3P](+3) cations have been synthesized for the first time by a reaction between 1-chloro-2,3-bis(dialkylamino)cyclopropenium salts and P(SiMe3)(3). In addition, the first structural characterization of such an entity is reported. Consistent with the X-ray data, density functional calculations indicate that these P-centered cations, despite their high positive charge, still feature a nonbonding electron pair on the P-atom (HOMO) and a very low-lying LUMO depicting them as poor sigma-donors and excellent pi-acceptors.
引用
收藏
页码:20758 / 20760
页数:3
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