Unexpected bonding similarities between the bridging metalloligands [MoCp(CO)3]− and [PtI(CO)2(PPh3)]− acting as 4-electron donors in metal clusters. Crystal structures of [Pt2Mo(μ-CO)3- (μ-PPh2)Cp(PPh3)2] and [Pt3(μ-CO)2(μ-PPh2)I(PPh3)3]
Unexpected bonding similarities between the bridging metalloligands [MoCp(CO)3]− and [PtI(CO)2(PPh3)]− acting as 4-electron donors in metal clusters. Crystal structures of [Pt2Mo(μ-CO)3- (μ-PPh2)Cp(PPh3)2] and [Pt3(μ-CO)2(μ-PPh2)I(PPh3)3]
复制标题
桥接金属配体 [MoCp(CO)3]− 和 [PtI(CO)2(PPh3)]− 之间意外的键合相似性，作为金属簇中的 4 电子供体。 μ-PPh2)Cp(PPh3)2]和[Pt3(μ-CO)2(μ-PPh2)I(PPh3)3]
DOI：
10.1039/b101410m
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发表时间：
2001
影响因子：
4.9
通讯作者：
L. Ouahab
中科院分区：
文献类型：
--
作者：
Christine Archambault;R. Bender;P. Braunstein;S. Bouaoud;Djemel Rouag;S. Golhen;L. Ouahab
双铂络合物的反应
[Pt2(μ-H)(μ-PPh2)I2(PPh3
)2]与羰基金属酸盐
[MCp(CO)3]−(M=Mo，W)或
[CO(CO)4]−提供了新的44E簇
[Pt2M(μ-CO)3(μ-PPh2)Cp(PPh3
)2](M=Mo，2；M=W，，3)和
[Pt3(μ-CO)2(μ-PPh2)I(PPh3
)3]5，其结构可分析如下
由26E形成
[PT2(μ-PPh2)(PPh3)2]+
阳离子和桥联的4E供体阴离子，
[mCp(CO)3]2和3中的−，或新的18E片段
[Pti(CO)2(PPh3)]−in 5.
Reactions of the diplatinum complex
[Pt2(μ-H)(μ-PPh2)I2(PPh3
)2] with the carbonylmetalates
[MCp(CO)3]− (M = Mo, W) or
[Co(CO)4]− afforded the new 44e clusters
[Pt2M(μ-CO)3(μ-PPh2)Cp(PPh3
)2] (M = Mo, 2; M = W, ,3) and
[Pt3(μ-CO)2(μ-PPh2)I(PPh3
)3] 5, respectively, whose structures can be analysed as
formed by a 26e
[Pt2(μ-PPh2)(PPh3)2]+
cation and a bridging, 4e donor anion,
[MCp(CO)3]− in 2 and 3, or the new 18e fragment
[PtI(CO)2(PPh3)]− in 5.