About: Synthesis, Structures, and Electrochemistry of Group 6 Aminocarbenes with a P -Chelating 1''-(Diphenylphosphino)ferrocenyl Substituent     Goto   Sponge   NotDistinct   Permalink

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  • Ferrocene amides Ph2PfcC(O)NR2 (1; fc=ferrocene-1,1''-diyl, NR2=NEtz (a), morpholin-4-yl(b) react with [Cr(CO)5]2- in the presence of Me3SiCl to give easily separable mixtures of the respective P-chelated carbene [Cr(CO)4(Ph2PfcC(NR2)-k2C1,P)] (2) and a phospinecomplex, [Cr(CO)5(1-kP)] (3). A similar reaction between 1a and [W( is more cpmlex, affording a mixture of the nonchelated carbene [Cr(CO)4{Ph2PfcC(NEt)2-kC1}]. (5), trimetallic carbene [(.mu.-1kC1, 2kP-Ph2PfcC(NEt2)) {W(CO)5}2].
  • Ferrocene amides Ph2PfcC(O)NR2 (1; fc=ferrocene-1,1''-diyl, NR2=NEtz (a), morpholin-4-yl(b) react with [Cr(CO)5]2- in the presence of Me3SiCl to give easily separable mixtures of the respective P-chelated carbene [Cr(CO)4(Ph2PfcC(NR2)-k2C1,P)] (2) and a phospinecomplex, [Cr(CO)5(1-kP)] (3). A similar reaction between 1a and [W( is more cpmlex, affording a mixture of the nonchelated carbene [Cr(CO)4{Ph2PfcC(NEt)2-kC1}]. (5), trimetallic carbene [(.mu.-1kC1, 2kP-Ph2PfcC(NEt2)) {W(CO)5}2]. (en)
  • Amidy ferrocenů Ph2P-fc-C(O)NR2 (1; fc=ferrocene-1,1''-diyl, NR2=NEt2 (a), morpholin-4-yl(b)) reagují s [Cr(CO)5]2- za přítomnosti Me3SiCl poskytnou směs příslušného karbenu (2) a fosfinového konplexu (3). Obdobná reakce s [W(CO)5]2- vede k nechelátovému karbenu 5, k trimetalickému karbenu 6 a opět k fosfinovému komplexu 4, další reakcí lze docílit i chelátu 7 a rozkladného produktu 8. Reakce s [Fe(CO)4]2- však probíhají zcela rozdílně. Na základě elektrochemického studia byly charakterizovány různé typy elektronové delokalizace. (cs)
Title
  • Synthesis, Structures, and Electrochemistry of Group 6 Aminocarbenes with a P -Chelating 1''-(Diphenylphosphino)ferrocenyl Substituent
  • Synthesis, Structures, and Electrochemistry of Group 6 Aminocarbenes with a P -Chelating 1''-(Diphenylphosphino)ferrocenyl Substituent (en)
  • Syntéza, krystalová struktura a elektrochemie aminokarbenů kovů šesté skupiny, nesoucích fosforem chelatující 1''-(Difenylfosfino)ferrocenylový substituent (cs)
skos:prefLabel
  • Synthesis, Structures, and Electrochemistry of Group 6 Aminocarbenes with a P -Chelating 1''-(Diphenylphosphino)ferrocenyl Substituent
  • Synthesis, Structures, and Electrochemistry of Group 6 Aminocarbenes with a P -Chelating 1''-(Diphenylphosphino)ferrocenyl Substituent (en)
  • Syntéza, krystalová struktura a elektrochemie aminokarbenů kovů šesté skupiny, nesoucích fosforem chelatující 1''-(Difenylfosfino)ferrocenylový substituent (cs)
skos:notation
  • RIV/61388955:_____/04:00101061!RIV/2005/AV0/A54005/N
http://linked.open.../vavai/riv/strany
  • 2541;2551
http://linked.open...avai/riv/aktivita
http://linked.open...avai/riv/aktivity
  • P(GA203/04/0487), P(GA203/99/M037), P(GP203/01/P002), Z(AV0Z4040901), Z(MSM 113100001)
http://linked.open...iv/cisloPeriodika
  • 10
http://linked.open...vai/riv/dodaniDat
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  • 589386
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  • RIV/61388955:_____/04:00101061
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  • synthesis; electrochemistry of group 6; chelating (en)
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  • US - Spojené státy americké
http://linked.open...ontrolniKodProRIV
  • [74DB244FB9C0]
http://linked.open...i/riv/nazevZdroje
  • Organometallics
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http://linked.open...v/svazekPeriodika
  • 23
http://linked.open...iv/tvurceVysledku
  • Císařová, I.
  • Dvořák, D.
  • Štěpnička, P.
  • Ludvík, Jiří
  • Meca, L.
http://linked.open...n/vavai/riv/zamer
issn
  • 0276-7333
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