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Volumn 118, Issue 20, 1996, Pages 4746-4764

Mechanistic studies of the palladium(II)-catalyzed copolymerization of ethylene with carbon monoxide

Author keywords

[No Author keywords available]

Indexed keywords

CARBON MONOXIDE; POLYETHYLENE DERIVATIVE;

EID: 0029951048     PISSN: 00027863     EISSN: None     Source Type: Journal    
DOI: 10.1021/ja953276t     Document Type: Article
Times cited : (352)

References (73)
  • 41
    • 15844388438 scopus 로고    scopus 로고
    • note
    • 2-C-H bond (about the M-CH axis), and recoordination of the π bond. Intermolecular exchange may occur by reversible nucleophile-promoted ethylene displacement.
  • 48
    • 0002661409 scopus 로고
    • The displacement of CO in platinum square-planar complexes at high concentrations of trapping agent has also been shown to compete with insertion: Anderson, G. K.; Cross, R. J. Acc. Chem. Res. 1984, 17, 67.
    • (1984) Acc. Chem. Res. , vol.17 , pp. 67
    • Anderson, G.K.1    Cross, R.J.2
  • 49
    • 15844367735 scopus 로고    scopus 로고
    • note
    • + (13) (4%). Complexes 10 and 13 must have formed at a higher temperature, since their concentrations are constant at -66 °C while those of 2 and 12 change with time.
  • 50
    • 15844363914 scopus 로고    scopus 로고
    • note
    • 21 the uncertainties in ΔH° (±0.5 kcal/mol) and ΔS° (±5 eu) were overestimated. Errors reported here were determined from a least squares analysis as described in the Experimental Section.
  • 53
    • 15844402780 scopus 로고    scopus 로고
    • note
    • A thermodynamic isotope effect favoring binding of one of the isotopomers is expected to be negligible.
  • 54
    • 15844384542 scopus 로고    scopus 로고
    • note
    • - is ca. 0 eu. Ledford. J. S.; Brookhart, M. Personal communication.
  • 57
    • 15844362743 scopus 로고    scopus 로고
    • note
    • 2 and pentafluorophenol (10%), whose function is to solubilize the E/CO copolymer. Turnover frequencies of the related styrene/CO copolymer are unaffected by the presence of pentafluorophenol. Wagner, M. I.; Brookhart, M. Personal communication.
  • 58
    • 15844384897 scopus 로고    scopus 로고
    • note
    • Solutions of ethylene and 14 yield butenes and intact 14 at 20 °C; presumably, the migratory insertion product of 15 or an olefin hydride isomer of 14 reacts with ethylene to form trace amounts of 7 which dimerizes ethylene much faster than 7 is initially formed.
  • 73
    • 15844389560 scopus 로고
    • Technical Report No. ORNL-5138, Oak Ridge National Laboratory: Oak Ridge, TN
    • Johnson, C. K. Technical Report No. ORNL-5138, 1976; Oak Ridge National Laboratory: Oak Ridge, TN.
    • (1976)
    • Johnson, C.K.1


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.