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Search query: cyclopentadienyl
726 articles match your search "cyclopentadienyl"Results 1 to 10, sorted by relevance:
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Several manganese complexes of the type [MnCp(PPh3)(CO)2] containing a cyclopentadienyl (Cp) ligand with one to five SMe substituents were prepared and studied by X-ray crystallography. In these structures, a few S
S and/or S
Br interactions occur, and these are sometimes of significant importance for the arrangement of the molecules in the crystal.
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The structure of 2-ferrocenyl-2-[(2-ferrocenylethenyl)(morpholin-4-yl)methyl]-1,3-dithiolane, is described. In the crystal, cyclopentadienyl-C—H
O(morpholinyl) interactions feature within helical chains parallel to the c-axis direction. The chains are connected by methylene- and cyclopentadienyl-C—H
O(cyclopentadienyl) interactions.
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The structure of Cp′3U(BH4), (C5H4SiMe3)3U(BH4), at 112 K has triclinic (P
) symmetry. It is of interest with respect to borohydride coordination modes.
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The air- and moisture-sensitive title compound was synthesized from tris(cyclopentadienyl)(tetrahydrofuran)terbium and 2-{[(2-methoxyphenyl)imino]methyl}phenol. Each Tb atom is coordinated by two cyclopentadienyl ligands in an η5-coordination mode and by one N and two O atoms of the organic ligand in a tridentate κ3O,N,O′-mode.
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Reduction of (C5H4SiMe3)3YbIII in THF using excess Cs metal forms the oligomeric complex [(THF)Cs(μ-η5:η5-Cp′)3YbII]n. The complex has hexagonal layers of Cs3Yb3 with THF ligands and Me3Si groups in between the layers.
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The reported molecule contains a number of unusual features, the most notable being a finite yet exceptionally long cyclic metal-azido chain. These rare features are the consequence of both sterically protecting Cp* ligands and highly bridging oxide and hydroxide ligands in the same system and illustrate the interesting new possibilities that can arise from combining organometallic and solvothermal f-block element chemistry.
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The title compound has an iron–gallium bond distance of 2.3028 (3) Å. The gallium atoms are connected by two bridging chlorine atoms, each gallium also has one terminal chlorine. The molecule has an inversion center located between the gallium atoms. The cyclopentadienyl ligand was modeled for disorder.
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Crystal structures of phosphine-supported (η5-cyclopentadienyl)molybdenum(II) propionyl complexes
Solid-state structures are presented for three propionyl complexes of MoII featuring piano-stool geometries and supported by triarylphosphine ligands, showing the effects of para substitution on supramolecular structure and allowing comparison to the large class of previously reported acetyl complexes.
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A Cambridge Structural Database analysis of methylated cyclopentadienyl (Cp) complexes indicates the presence of C—H
π, parallel displaced stacking and large offset stacking interactions as the main non-covalent interaction types. This conclusion is supported by electrostatic potential maps.
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The diffuse scattering of 1,3-di(tert-butyl)cyclopentadienyl pentaphosphaferrocene (Cp′′FeP5) is modelled with closed-form expressions derived from a growth model with the range of interactions (reichweite) s = 2.