Homoleptic Thiolato Complexes: Di- and Trinuclear TiIV Complexes with Unexpected Metal–Sulfur Cores, [NMe2H2][Ti2(SMe)9] and [Ti3(SMe)12]†
Homoleptic Thiolato Complexes: Di- and Trinuclear TiIV Complexes with Unexpected Metal–Sulfur Cores, [NMe2H2][Ti2(SMe)9] and [Ti3(SMe)12]†
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均配硫醇络合物：具有意外金属硫核的二核和三核 TiIV 络合物，[NMe2H2][Ti2(SMe)9] 和 [Ti3(SMe)12]†
DOI：
10.1002/anie.199419811
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发表时间：
1994
期刊：
影响因子：
--
通讯作者：
D. Giolando
中科院分区：
文献类型：
--
作者：
Wolfram Stueer;K. Kirschbaum;D. Giolando
通常六配位金属中心具有近似八面体对称性。值得注意的例外是[M（1，2-S，C_2C，R，），]-和[M（1，2-S，C_6H，）-类型的过渡金属配合物，其中大多数采用近似三棱柱对称性（D_3，）。[21直到最近，[ZrMe，β ′-]才被报道是第一个具有单齿hgdnds的具有非0对称性的均配配合物。[31在我们对六配位金属中心配合物C41的研究过程中，我们最近报道了一个不寻常的（？，-）从0的畸变，几何形状为[Ti（S2 C，H1），Ti ′-;关于Ti的配位可以描述为rkeii，-梯形双锥，或者，可替代地，S1多面体可以被认为是五边形-双锥。缺少赤道顶点。[51为了深入了解
Normally six-coordinate metal centers have approximate octahedral symmetry Notable exceptions are transitionmetal complexes of the type [M (1, 2-S2C, R,),]-and [M (1, 2-S, C6H&-, the majority of which adopt approximate trigonalprismatic symmetry (D3,).[21 Only recently,[ZrMe,]'-was reported to be the first homoleptic complex with unidentate hgdnds which exhibits non-0, symmetry.[31 In the course of our interest in complexes with six-coordinate metal centersC41 we have recently reported an unusual (?,-distortion from 0, geometry in [Ti (S2C, H,),]'-; the coordination about Ti can be described as rkeii,-trapezoidal bipyramidal or, alternatively, the S, polyhedron can be considered pentagonal-bipyramidal. lacking an equatorial vertex.[51 To gain insights into the factors