Isolation of New Disilanylene-bridged Bis(cyclopentadienyl)-tetracarbonyldiiron Complexes and Molecular Structure of [η5,η5-C5H4SiMe(SiMePh2)C5H4]Fe2(CO)2(μ-CO)2
✍ Scribed by Huai-Lin Sun; Hui-Li Zhang; Zhen-Sheng Zhang
- Publisher
- John Wiley and Sons
- Year
- 2006
- Tongue
- English
- Weight
- 70 KB
- Volume
- 24
- Category
- Article
- ISSN
- 0256-7660
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📜 SIMILAR VOLUMES
## Abstract Chemical shift anisotropies and spin‐lattice relaxation times, __T__~1~, were determined for bridging and terminal carbonyls in __c's__ and __trans__ isomers of [(η^5^‐C~5~H~5~)~2~Fe~2~(CO) ~2~(μ~2~‐CO)~2~]. The relaxation path of the ^13^CO resonances occurs through the dipolar interac
The crystallographic dataC3] and the molecular dimensions of ( 4 ) and ( ) are almost identical. We thus have one of those rare cases in which analyses and spectraL4] are more significant in identifying the compounds than structure determination. The most important structural characteristic of ( 4 )
## Abstract The preparation of a family of dinuclear monocyclopentadienyl imidoniobium and ‐tantalum complexes was achieved by two different synthetic routes. The diimido complexes [{M(Cp′)Cl~2~}~2~(μ‐1,__i__‐NC~6~H~4~N)] [Cp′ = η^5^‐C~5~H~4~SiMe~3~, M = Nb, __i__ = 4 (1); Cp′ = η^5^‐C~5~H~4~SiMe~3