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  • The preparation of a new functionalized cyclopentadienyl ligand bearing a nitrile pendant substituent, (C(5)H(4)CMe(2)CH(2)CN)(-) is reported. The corresponding lithium salt of this ligand (1) was prepared by the reaction of in situ lithiated acetonitrile with 6,6-dimethylfulvene. The ligand was subsequently utilized for the synthesis of group 4 metal complexes [(eta(5)eC(5)H(4)CMe(2)CH(2)CN)(2)MCl(2)] (M = Ti, 2; M = Zr, 3; M - Hf, 4), [(eta(5)eC(5)H(5)) (eta(5)eC(5)H(4)CMe(2)CH(2)CN)MCl(2)] (M - Ti, 7; M Zr, 8), and [(eta(5)-C(5)Me(5)) (eta(5) C(5)H(4)CMe(2)CH(2)CN)(2)ZrCl(2)] (9). Alternative route to 2 comprised the preparation of half-sandwich complex [(h5eC5H4CMe2CH2CN)TiCl(3)] (6). The prepared compounds were characterized by common spectroscopic methods and the solid state structures of complexes 2, 3, 4, 7, and 9 were determined by the single-crystal X-ray diffraction analysis. In addition, compound 7 was converted to the corresponding dimethyl derivative [(eta(5)eC(5)H(5)) (eta(5)eC(5)H(4)CMe(2)CH(2)CN)TiMe(2)] (10) and also treated with the chloride anion abstractor Li[B(C(6)F(5))(4)] to generate the cationic complex with the coordinated nitrile group, as suggested by the NMR spectroscopy. A formation of yet another cationic complex was observed upon treating compound 10 with (Ph(3)C)[B(C(6)F(5))(4)].
  • The preparation of a new functionalized cyclopentadienyl ligand bearing a nitrile pendant substituent, (C(5)H(4)CMe(2)CH(2)CN)(-) is reported. The corresponding lithium salt of this ligand (1) was prepared by the reaction of in situ lithiated acetonitrile with 6,6-dimethylfulvene. The ligand was subsequently utilized for the synthesis of group 4 metal complexes [(eta(5)eC(5)H(4)CMe(2)CH(2)CN)(2)MCl(2)] (M = Ti, 2; M = Zr, 3; M - Hf, 4), [(eta(5)eC(5)H(5)) (eta(5)eC(5)H(4)CMe(2)CH(2)CN)MCl(2)] (M - Ti, 7; M Zr, 8), and [(eta(5)-C(5)Me(5)) (eta(5) C(5)H(4)CMe(2)CH(2)CN)(2)ZrCl(2)] (9). Alternative route to 2 comprised the preparation of half-sandwich complex [(h5eC5H4CMe2CH2CN)TiCl(3)] (6). The prepared compounds were characterized by common spectroscopic methods and the solid state structures of complexes 2, 3, 4, 7, and 9 were determined by the single-crystal X-ray diffraction analysis. In addition, compound 7 was converted to the corresponding dimethyl derivative [(eta(5)eC(5)H(5)) (eta(5)eC(5)H(4)CMe(2)CH(2)CN)TiMe(2)] (10) and also treated with the chloride anion abstractor Li[B(C(6)F(5))(4)] to generate the cationic complex with the coordinated nitrile group, as suggested by the NMR spectroscopy. A formation of yet another cationic complex was observed upon treating compound 10 with (Ph(3)C)[B(C(6)F(5))(4)]. (en)
Title
  • Group 4 metallocene complexes with pendant nitrile groups
  • Group 4 metallocene complexes with pendant nitrile groups (en)
skos:prefLabel
  • Group 4 metallocene complexes with pendant nitrile groups
  • Group 4 metallocene complexes with pendant nitrile groups (en)
skos:notation
  • RIV/61388955:_____/11:00371368!RIV12-GA0-61388955
http://linked.open...avai/riv/aktivita
http://linked.open...avai/riv/aktivity
  • I, P(GPP207/10/P200), P(LC06070), Z(AV0Z40400503)
http://linked.open...iv/cisloPeriodika
  • 11-12
http://linked.open...vai/riv/dodaniDat
http://linked.open...aciTvurceVysledku
http://linked.open.../riv/druhVysledku
http://linked.open...iv/duvernostUdaju
http://linked.open...titaPredkladatele
http://linked.open...dnocenehoVysledku
  • 201566
http://linked.open...ai/riv/idVysledku
  • RIV/61388955:_____/11:00371368
http://linked.open...riv/jazykVysledku
http://linked.open.../riv/klicovaSlova
  • metallocene; group 4 elements; nitrile (en)
http://linked.open.../riv/klicoveSlovo
http://linked.open...odStatuVydavatele
  • CH - Švýcarská konfederace
http://linked.open...ontrolniKodProRIV
  • [A795ABB6F236]
http://linked.open...i/riv/nazevZdroje
  • Journal of Organometallic Chemistry
http://linked.open...in/vavai/riv/obor
http://linked.open...ichTvurcuVysledku
http://linked.open...cetTvurcuVysledku
http://linked.open...vavai/riv/projekt
http://linked.open...UplatneniVysledku
http://linked.open...v/svazekPeriodika
  • 696
http://linked.open...iv/tvurceVysledku
  • Pinkas, Jiří
  • Gyepes, R.
  • Horáček, Michal
  • Kubišta, Jiří
  • Lamač, Martin
http://linked.open...ain/vavai/riv/wos
  • 000290022200013
http://linked.open...n/vavai/riv/zamer
issn
  • 0022-328X
number of pages
http://bibframe.org/vocab/doi
  • 10.1016/j.jorganchem.2011.02.032
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