C-H versus O-H bond cleavage reactions of bis(2-hydroxyphenyl) phenylamine, PhN(o-C6H4OH)2:: Synthesis and structural characterization of mononuclear and dinuclear tungsten aryloxide complexes which exhibit bidentate, ridentate, and tetradentate coordination modes

被引:2
作者
Kelly, Bryte V. [1 ]
Tanski, Joseph M. [1 ]
Janak, Kevin E. [1 ]
Parkin, Gerard [1 ]
机构
[1] Columbia Univ, Dept Chem, New York, NY 10027 USA
关键词
D O I
10.1021/om060732l
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The phenylimino-bridged diphenol PhN(o-C6H4OH)(2) reacts with W(PMe3)(4)(eta(2)-CH2PMe2)H to yield a variety of mononuclear and dinuclear complexes that include [kappa(2)-PhN(C6H4-OH)(C6H3O)] W(PMe3)(4)H-2, [mu-kappa(2), kappa(2)-PhN(C6H3O)(2)]{W-(PMe3) 4H2}(2), [kappa(3)-PhN(C6H4O)(2)] W(PMe3)(3)H-2, [kappa(4)-N(C6H4)-(C6H4O) (2)]W(PMe3)(3)H, and [kappa(2)-PhN(C6H4O)(2)](2)W(PMe3)(2) Via O-H and C-H bond activation reactions. Structural characterization of these compounds by X-ray diffraction demonstrates that the derived alkoxide ligand is structurally flexible and can adopt bidentate, tridentate, and tetradentate coordination modes.
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页码:5839 / 5842
页数:4
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