메뉴 건너뛰기




Volumn 43, Issue 2, 2004, Pages 790-796

The Pd4(dppm)4(H)22+ Cluster: A Precatalyst for the Homogeneous Hydrogenation of Alkynes

Author keywords

[No Author keywords available]

Indexed keywords

ACETYLENE; ALKYNE DERIVATIVE; DIPHENYLETHYNE; PALLADIUM; PHENYL 1 PROPYNE; PHENYLACETYLENE; UNCLASSIFIED DRUG;

EID: 1642527091     PISSN: 00201669     EISSN: None     Source Type: Journal    
DOI: 10.1021/ic0347992     Document Type: Article
Times cited : (23)

References (66)
  • 1
    • 1642458769 scopus 로고    scopus 로고
    • Université de Bourgogne
    • (a) Université de Bourgogne.
  • 2
    • 1642581141 scopus 로고    scopus 로고
    • Université de Sherbrooke
    • (b) Université de Sherbrooke.
  • 9
    • 0000413971 scopus 로고
    • Wilkinson, G., Stone, F. G. A., Abel, E. W., Eds.; Pergamon: Oxford, Chapter 51
    • (b) James, B. R. In Comprehensive Organometallic Chemistry; Wilkinson, G., Stone, F. G. A., Abel, E. W., Eds.; Pergamon: Oxford, 1982; Vol. 8, Chapter 51.
    • (1982) Comprehensive Organometallic Chemistry , vol.8
    • James, B.R.1
  • 19
    • 0001671703 scopus 로고
    • Stern and Maples examined the catalytic activity of this complex with respect to homogeneous hydrogenation. Because the complex was handled in air, the true nature of the catalyst may be unknown. Stern, E.; Maples, P. K. J. Catal. 1972, 27, 120.
    • (1972) J. Catal. , vol.27 , pp. 120
    • Stern, E.1    Maples, P.K.2
  • 33
    • 1642499753 scopus 로고    scopus 로고
    • note
    • 6 at 20 °C) performed at the University of Lausanne, also did reveal any intermediates.
  • 34
    • 1642581139 scopus 로고    scopus 로고
    • note
    • (a) The mercury test18b was not suitable in this case, since the title cluster reacts rapidly with Hg. In fact, reactivity between a Pd species and Hg has been observed before.18c
  • 37
    • 0005218809 scopus 로고    scopus 로고
    • 9 dimeric species axially functionalized by good coordinating solvent molecules have already been reported in the past. See, for examples: (a) Maekawa, M.; Munakata, M.; Kudora-Sowa, T.; Suenaga, Y. Polyhedron 1998, 17, 3657.
    • (1998) Polyhedron , vol.17 , pp. 3657
    • Maekawa, M.1    Munakata, M.2    Kudora-Sowa, T.3    Suenaga, Y.4
  • 48
    • 1642540620 scopus 로고    scopus 로고
    • note
    • 1H NMR or the appearance of other peaks in the GC/MS.
  • 50
    • 0001467798 scopus 로고    scopus 로고
    • +,23d.e suggests that such a formulation is reasonable. (a) Grushin, V. V. Chem. Rev. 1996, 96, 2011.
    • (1996) Chem. Rev. , vol.96 , pp. 2011
    • Grushin, V.V.1
  • 55
    • 1642458765 scopus 로고    scopus 로고
    • note
    • 2. The alkyne substrate acted as a spectator and 2 was never observed.
  • 56
    • 1642540619 scopus 로고    scopus 로고
    • note
    • 2) were inserted with the cluster was performed to demonstrate that the alkyne substrate is preferentially hydrogenated over the alkene. The alkyne substrate is hydrogenated first, resulting in an increase of the total [cis-alkene]. Then, [cis-alkene] starts decreasing after 20 min.
  • 57
    • 1642540618 scopus 로고    scopus 로고
    • note
    • 4), has been reported in the literature.
  • 61
    • 1642458766 scopus 로고    scopus 로고
    • note
    • 2 species is precedented.
  • 66
    • 1642581138 scopus 로고    scopus 로고
    • note
    • 3. As alkynes are more reactive than alkenes based on this work, it is possible that hydrogenation reactions for both alkynes and alkenes are slowed to the point that the hydrogenation of alkenes are too slow to be observed in the conditions used.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.