Reaction of Phenyl Iso(thio)cyanate with N‑Heterocyclic Carbene-Supported Nickel Complexes: Formation of Nickelacycles
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https://figshare.com/articles/dataset/Reaction_of_Phenyl_Iso_thio_cyanate_with_N_Heterocyclic_Carbene-Supported_Nickel_Complexes_Formation_of_Nickelacycles/3545895
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资源简介:
The
nickel(I) complex [(η5-Cp)Ni(IPr)] (Cp = cyclopentadienyl,
IPr = 1,3-bis(2,6-diisopropylphenyl)imidazolin- 2-ylidene) reacts
with phenyl isothiocyanate to afford the new heteronickelacycle [(IPr)NiSC(NPh)N(Ph)CS] (1), which contains the novel bidentate
and dianionic ligand {SC(NPh)N(Ph)CS}2–. Complex 1 is also obtained from the nickel(0) compound [(IPr)Ni(styrene)2] with two equivalents of PhNCS. The γ-lactam-nickelacycle
[(IPr)NiN(Ph)C(O)CH2CH(Ph) (3) is formed
from [(IPr)Ni(styrene)2] and one equivalent of phenyl isocyanate.
Complex 3 is a rare example of a nickel(II) complex with
a T-shaped structure. Compounds 1 and 3 were
characterized by X-ray crystallography, 1H and 13C NMR spectroscopy, UV–vis spectroscopy, and elemental analysis.
创建时间:
2016-08-16



