Strained Metallocenophanes and Related Organometallic Rings Containing π‐Hydrocarbon Ligands and Transition‐Metal Centers

DE Herbert, UFJ Mayer… - Angewandte Chemie …, 2007 - Wiley Online Library
The structures, bonding, and ring‐opening reactions of strained cyclic carbon‐based
molecules form a key component of standard textbooks. In contrast, the study of strained …

A Tris(diisocyanide)chromium(0) Complex Is a Luminescent Analog of Fe(2,2′-Bipyridine)32+

LA Buldt, X Guo, R Vogel, A Prescimone… - Journal of the …, 2017 - ACS Publications
A meta-terphenyl unit was substituted with an isocyanide group on each of its two terminal
aryls to afford a bidentate chelating ligand (CNtBuAr3NC) that is able to stabilize chromium …

Gespannte Metallocenophane und ähnliche metallorganische Ringe mit π‐Kohlenwasserstoffliganden und Übergangsmetallzentren

DE Herbert, UFJ Mayer, I Manners - Angewandte Chemie, 2007 - Wiley Online Library
Abstract Die Strukturen, Bindungsverhältnisse und Ringöffnungsreaktionen gespannter
cyclischer Kohlenstoffverbindungen sind ein fester Bestandteil des Lehrbuchwissens …

Catalytic formation of asymmetric carbodiimides at mononuclear Chromium (II/IV) bis (alkoxide) complexes

M Yousif, DJ Tjapkes, RL Lord, S Groysman - Organometallics, 2015 - ACS Publications
Herein we report the synthesis of Cr imido complexes in bis (alkoxide) ligand environments
and their nitrene transfer reactivity with isocyanides. The reaction of Cr2 (OR) 4 (OR= OC t …

Ansa [1] Trochrocenophanes and their related unstrained 1, 1 '-disubstituted counterparts: Synthesis and electronic structure

H Braunschweig, T Kupfer, M Lutz… - Journal of the American …, 2007 - ACS Publications
The heteroleptic sandwich complex [Cr (η5-C5H5)(η7-C7H7)](trochrocene) was prepared by
subsequent treatment of CrCl3 with NaCp and Mg in the presence of cycloheptatriene in …

Cycloheptatrienyl− cyclopentadienyl− zirconium sandwich complexes: structure and bonding

M Tamm, A Kunst, T Bannenberg, E Herdtweck… - …, 2005 - ACS Publications
The reactions of the 16-electron cycloheptatrienyl− cyclopentadienyl− zirconium sandwich
complex [(η7-C7H7) Zr (η5-C5H5)](1) with tert-butyl isocyanide (t BuNC) and 2, 6 …

Direct synthesis of ligand-based radicals by the addition of bipyridine to chromium (II) compounds

W Zhou, AN Desnoyer, JA Bailey, BO Patrick… - Inorganic …, 2013 - ACS Publications
The reaction of 2, 2′-bipyridine (bpy) with monomeric chromium (II) precursors was used to
prepare the S= 1 complexes Cr (tBu-acac) 2 (bpy)(1) and (η5-Cp)(η1-Cp) Cr (bpy)(3), as …

Synthesis of Neutral Mixed Sandwich CH2-SiR2 Bridged [2]Cobaltoarenophanes from the Dilithiation of Cb*CoCp [Co(η4-C4Me4)(η5-C5H5)]

P Chadha, JL Dutton, MJ Sgro, PJ Ragogna - Organometallics, 2007 - ACS Publications
The dilithiation of [Co (η4-C4Me4)(η5-C5H5)] to give [Co (η4-C4Me3CH2Li)(η5-C5H4Li)]⊙
PMDETA and the subsequent synthesis and characterization of the CH2-SiR2-bridged [2] …

In Search of a Versatile Pathway to ansa-Chromocene Complexes. Synthesis and Characterization of the Highly Unstable ansa-Chromocene Carbonyl Complex Me2C(C5H4) …

P Perrotin, PJ Shapiro, M Williams, B Twamley - Organometallics, 2007 - ACS Publications
In an effort to develop a general synthetic route to ansa-chromocene complexes with diverse
ligand frameworks, we investigated ansa-magnesocene compounds as an alternative …

ansa-Chromocene Complexes. 2. Isocyanide Derivatives of Cr(II) and Cr(III), Their Syntheses, X-ray Crystal Structures, and Physical Properties

PJ Shapiro, R Zehnder, DM Foo, P Perrotin… - …, 2006 - ACS Publications
A variety of 18 e ansa-chromocene isocyanide complexes were prepared via ligand
substitution on the carbonyl complexes. The relative π-accepting character of the different …