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Volumn 131, Issue 12, 2009, Pages 4463-4469

Combination of spectroscopic methods: In situ NMR and UV/Vis measurements to understand the formation of group 4 metallacyclopentanes from the corresponding metallacyclopropenes

Author keywords

[No Author keywords available]

Indexed keywords

COMPLEX 1; GROUP 4; IN-SITU; NMR SPECTROSCOPY; REACTION BEHAVIOR; ROOM TEMPERATURE; SPECTROSCOPIC METHOD; TITANOCENE; TRIMETHYLSILYL; UV/ VIS SPECTROSCOPY; X-RAY CRYSTAL STRUCTURE ANALYSIS;

EID: 67749124314     PISSN: 00027863     EISSN: None     Source Type: Journal    
DOI: 10.1021/ja809368s     Document Type: Article
Times cited : (43)

References (61)
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    • Podubrin, S. PhD Thesis, University of Kaiserslautern, 1993. (c) Lee, L. W. M.; Piers, W. E.; Parvez, M.; Rettig, S. J.; Young, V. G., Jr. Organometallics 1999, 18, 3904.
    • (b) Podubrin, S. PhD Thesis, University of Kaiserslautern, 1993. (c) Lee, L. W. M.; Piers, W. E.; Parvez, M.; Rettig, S. J.; Young, V. G., Jr. Organometallics 1999, 18, 3904.
  • 39
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    • The shorter Cβ-Cβ distance in this zirconacyclopentane is a result of a conformational disorder which could not be resolved
    • The shorter Cβ-Cβ distance in this zirconacyclopentane is a result of a conformational disorder which could not be resolved.
  • 40
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    • This assumption was made according to the results from the reaction of 1-metallacyclopent-3-ynes with B(C6F5)3. The ring opening products have been characterized by X-ray crystallography and used in the polymerization of ethylene, a) Bach, M. A, Beweries, T, Burlakov, V. V, Arndt, P, Baumann, W, Spannenberg, A, Rosenthal, U, Bonrath, W. Organometallics 2005, 24, 5916
    • 3. The ring opening products have been characterized by X-ray crystallography and used in the polymerization of ethylene. (a) Bach, M. A.; Beweries, T.; Burlakov, V. V.; Arndt, P.; Baumann, W.; Spannenberg, A.; Rosenthal, U.; Bonrath, W. Organometallics 2005, 24, 5916.
  • 42
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    • This behaviour was observed in numerous reactions in our group before. Moreover Fagan and Nugent and Livinghouse published similar results, a Rosenthal, U, Burlakov, V. V. In Titanium and Zirconium in Organic Synthesis; Marek, I, Ed, WILEY-VCH: Weinheim, 2002; p 355
    • This behaviour was observed in numerous reactions in our group before. Moreover Fagan and Nugent and Livinghouse published similar results. (a) Rosenthal, U.; Burlakov, V. V. In Titanium and Zirconium in Organic Synthesis; Marek, I., Ed.; WILEY-VCH: Weinheim, 2002; p 355.
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    • 3 0.84 ppm. Besides that, considerable amounts of cis- and trans-2-butene were generated (5.29 and 1.51 ppm, 5.39 and 1.45 ppm, respectively), as titanocene derivatives are known to catalyze alkene isomerization: Ohff, A.; Burlakov, V. V.; Rosenthal, U. J. Mol. Catal. A: Chem. 1996, 105, 103.
    • 3 0.84 ppm. Besides that, considerable amounts of cis- and trans-2-butene were generated (5.29 and 1.51 ppm, 5.39 and 1.45 ppm, respectively), as titanocene derivatives are known to catalyze alkene isomerization: Ohff, A.; Burlakov, V. V.; Rosenthal, U. J. Mol. Catal. A: Chem. 1996, 105, 103.
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    • Creation of pseudo-conditions is a common method in kinetics to allow for an easier description of more complex reactions. This method is described in the literature; e.g, see ref 21b
    • Creation of pseudo-conditions is a common method in kinetics to allow for an easier description of more complex reactions. This method is described in the literature; e.g., see ref 21b.
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    • Specfit is a tool for fitting complex models of emission lines, absorption lines, and continua to one-dimensional spectra and was developed by G. Kriss Department of Physics and Astronomy, Johns Hopkins University
    • Specfit is a tool for fitting complex models of emission lines, absorption lines, and continua to one-dimensional spectra and was developed by G. Kriss (Department of Physics and Astronomy, Johns Hopkins University).
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* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.