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Volumn 26, Issue 14, 2007, Pages 3461-3465

Synthesis of half-titanocenes containing aryloxide ligands attached to the ROMP polymer chain end: Unique catalyst precursors for ethylene (Co)polymerization

Author keywords

[No Author keywords available]

Indexed keywords

CATALYST ACTIVITY; COPOLYMERIZATION; OLEFINS; ORGANOMETALLICS; RING OPENING POLYMERIZATION; X RAY PHOTOELECTRON SPECTROSCOPY;

EID: 34547334296     PISSN: 02767333     EISSN: None     Source Type: Journal    
DOI: 10.1021/om0701064     Document Type: Article
Times cited : (18)

References (48)
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    • Examples as the pioneering works: (a) Bazan, G. C.; Khosravi, E.; Schrock, R. R.; Feast, W. J.; Gibson, V. C.; O'Regan, M. B.; Thomas, J. K.; Davis, W. M. J. Am. Chem. Soc. 1990, 112, 8378.
    • Examples as the pioneering works: (a) Bazan, G. C.; Khosravi, E.; Schrock, R. R.; Feast, W. J.; Gibson, V. C.; O'Regan, M. B.; Thomas, J. K.; Davis, W. M. J. Am. Chem. Soc. 1990, 112, 8378.
  • 14
    • 0003464699 scopus 로고    scopus 로고
    • For review articles:, Fürstner, A, Ed, Springer-Verlag: Berlin
    • For review articles: Schrock, R. R. In Alkene Metathesis in Organic Synthesis; Fürstner, A., Ed.; Springer-Verlag: Berlin, 1998; p 1.
    • (1998) Alkene Metathesis in Organic Synthesis , pp. 1
    • Schrock, R.R.1
  • 15
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    • Grubbs, R. H, Ed, Wiley-VCH: Weinheim
    • (b) Schrock, R. R. In Handbook of Metathesis; Grubbs, R. H., Ed.; Wiley-VCH: Weinheim, 2003; Vol. 1, p 8.
    • (2003) Handbook of Metathesis , vol.1 , pp. 8
    • Schrock, R.R.1
  • 16
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    • 2 and application for preparation of poly(macromonomer)s by repetitive ROMP as well as grafting PEG: (a) Nomura, K.; Takahashi, S.; Imanishi, Y. Macromolecules 2001, 34, 4712.
    • 2 and application for preparation of poly(macromonomer)s by repetitive ROMP as well as grafting PEG: (a) Nomura, K.; Takahashi, S.; Imanishi, Y. Macromolecules 2001, 34, 4712.
  • 20
    • 0033537057 scopus 로고    scopus 로고
    • Use of ROMP gel polymer as the ligand (supported in the side chain), for example: (a) Buchmeiser, M. R.; Wurst, K. J. Am. Chem. Soc. 1999, 121, 11101.
    • Use of ROMP gel polymer as the ligand (supported in the side chain), for example: (a) Buchmeiser, M. R.; Wurst, K. J. Am. Chem. Soc. 1999, 121, 11101.
  • 28
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    • 3 and pyridine attached to the polymer chain end of ring-opened poly(norbornene): Nomura, K.; Kuromatsu, Y. J. Mol. Catal. A 2006, 245, 152.
    • 3 and pyridine attached to the polymer chain end of ring-opened poly(norbornene): Nomura, K.; Kuromatsu, Y. J. Mol. Catal. A 2006, 245, 152.
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    • Recent review article for olefin polymerization by group 4 nonbridged half-metallocenes
    • Recent review article for olefin polymerization by group 4 nonbridged half-metallocenes: Nomura, K.; Liu, J.; Padmanabhan, S.; Kitiyanan, B. J. Mol. Catal. A 2007, 267, 1.
    • (2007) J. Mol. Catal. A , vol.267 , pp. 1
    • Nomura, K.1    Liu, J.2    Padmanabhan, S.3    Kitiyanan, B.4
  • 30
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    • Related examples for synthesis of half-titanocenes for olefin polymerization: (a) Phomphrai, K.; Fenwick, A. E.; Sharma, S.; Fanwick, P. E.; Caruthers, J. M.; Delgass, W. N.; Abu-Omar, M. M.; Rothwell, I. P. Organometallics 2006, 25, 214.
    • Related examples for synthesis of half-titanocenes for olefin polymerization: (a) Phomphrai, K.; Fenwick, A. E.; Sharma, S.; Fanwick, P. E.; Caruthers, J. M.; Delgass, W. N.; Abu-Omar, M. M.; Rothwell, I. P. Organometallics 2006, 25, 214.
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    • Synthesis of dendrimer-supported half-titanocenes, for example: Arévalo, S.; de Jesús, E.; de la Mata, F. J.; Flores, J. C.; Gómez, R. Organometallics 2001, 20, 2583.
    • Synthesis of dendrimer-supported half-titanocenes, for example: Arévalo, S.; de Jesús, E.; de la Mata, F. J.; Flores, J. C.; Gómez, R. Organometallics 2001, 20, 2583.
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    • Synthesis of half-titanocenes supported on polystyrene: (a) Kasi, R. M.; Coughlin, E. B. Macromolecules 2003, 36, 6300.
    • Synthesis of half-titanocenes supported on polystyrene: (a) Kasi, R. M.; Coughlin, E. B. Macromolecules 2003, 36, 6300.
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    • Examples for preparation of single-site heterogeneous catalysts derived from metallocenes supported on inorganic surfaces for olefin polymerization: (a) Ahn, H, Nicholas, C. P, Marks, T. J. Organometallics 2002, 21, 1788
    • Examples for preparation of single-site heterogeneous catalysts derived from metallocenes supported on inorganic surfaces for olefin polymerization: (a) Ahn, H.; Nicholas, C. P.; Marks, T. J. Organometallics 2002, 21, 1788.
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    • Detailed experimental procedures including preparation/identifications of catalysts and additional polymerization results are shown in the Supporting Information
    • Detailed experimental procedures including preparation/identifications of catalysts and additional polymerization results are shown in the Supporting Information.
  • 45
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    • 13C NMR spectra for the (co)polymers for estimation of the monomer sequences are shown in the Supporting Information.
    • 13C NMR spectra for the (co)polymers for estimation of the monomer sequences are shown in the Supporting Information.


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