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C-H activation by a diplatinum(II) complex:: Isolation and structures of [Pt2(CH3)(SMe2)Ph2(ttab)][BAr′4] and [Pt2(H2O)2Ph2(ttab)][BAr′4]2 (ttab=1,2,4,5-tetrakis(1-N-7-azaindolyl)benzene)
被引:23
作者:

Song, DT
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机构:
Queens Univ, Dept Chem, Kingston, ON K7L 3N6, Canada Queens Univ, Dept Chem, Kingston, ON K7L 3N6, Canada

Jia, WL
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Queens Univ, Dept Chem, Kingston, ON K7L 3N6, Canada Queens Univ, Dept Chem, Kingston, ON K7L 3N6, Canada

Wang, SM
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Queens Univ, Dept Chem, Kingston, ON K7L 3N6, Canada Queens Univ, Dept Chem, Kingston, ON K7L 3N6, Canada
机构:
[1] Queens Univ, Dept Chem, Kingston, ON K7L 3N6, Canada
关键词:
D O I:
10.1021/om0341449
中图分类号:
O61 [无机化学];
学科分类号:
070301 ;
081704 ;
摘要:
The dinuclear Pt(II) complex Pt-2(CH3)(4)(ttab) (1; ttab = 1,2,4,5-tetrakis(1-N-7-azaindolyl)benzene) has been found to activate multiple benzene molecules by cleaving a C-H bond in the presence of[H(Et2O)(2)][BAr'(4)] (Ar' = 3,5-bis(trifluoromethyl)phenyl). The unprecedented dinuclear Pt(H) product [Pt-2(CH3)(SMe2)Ph-2(ttab)][BAr'(4)] (2), which contains two phenyl groups on one Pt(H) center, has been isolated from the 1:1 reaction of 1 with [H(Et2O)(2)][BAr'(4)]. The novel dinuclear Pt(H) complex [Pt-2(H2O)(2)Ph-2(ttab)][BAr'(4)](2) (3) has been isolated from the 1:2 reaction of 1 with [H(Et2O)(2)][BAr'(4)] when reagent-grade solvents were used in the recrystallization process. The structures of 2 and 3 have been established by X-ray diffraction analyses.
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页码:1194 / 1196
页数:3
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