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Volumn 48, Issue 38, 2007, Pages 6817-6820

Suzuki-Miyaura reaction in water, conducted by employing an amphiphilic dendritic phosphine-palladium catalyst: a positive dendritic effect on chemical yield

Author keywords

[No Author keywords available]

Indexed keywords

AMPHOPHILE; LIGAND; PALLADIUM; PHOSPHINE; WATER;

EID: 34548030929     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tetlet.2007.07.062     Document Type: Article
Times cited : (46)

References (49)
  • 2
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    • Cornils B., and Herrmann W.A. (Eds), Wiley-VCH, Weinheim
    • In: Cornils B., and Herrmann W.A. (Eds). Aqueous-Phase Organometallic Catalysis (2004), Wiley-VCH, Weinheim
    • (2004) Aqueous-Phase Organometallic Catalysis
  • 5
    • 0004252595 scopus 로고    scopus 로고
    • Grieco P.A. (Ed), Blacky Academic and Professional, London
    • In: Grieco P.A. (Ed). Organic Synthesis in Water (1998), Blacky Academic and Professional, London
    • (1998) Organic Synthesis in Water
  • 15
    • 0003418177 scopus 로고    scopus 로고
    • Fréchet J.M.J., and Tomalia D.A. (Eds), John Wiley & Sons, New York
    • In: Fréchet J.M.J., and Tomalia D.A. (Eds). Dendrimers and Other Dendritic Polymers (2001), John Wiley & Sons, New York
    • (2001) Dendrimers and Other Dendritic Polymers
  • 32
    • 34548029303 scopus 로고    scopus 로고
    • Muraki, T.; Fujita, K.; Kujime, M. J. Org. Chem., in press.
  • 40
    • 34548042920 scopus 로고    scopus 로고
    • note
    • 2O: C, 69.74; H, 4.77. Found: C, 69.80; H, 4.74.
  • 41
    • 33748787121 scopus 로고    scopus 로고
    • 2H]): -10.68 ppm, palladium complex: 19.35 ppm. This downfield shift is similar to that reported in the literature:
    • 2H]): -10.68 ppm, palladium complex: 19.35 ppm. This downfield shift is similar to that reported in the literature:. Iwasawa T., Komano T., Tajima A., Tokunaga M., Obora Y., Fujihara T., and Tsuji Y. Organometallics 25 (2006) 4665-4669
    • (2006) Organometallics , vol.25 , pp. 4665-4669
    • Iwasawa, T.1    Komano, T.2    Tajima, A.3    Tokunaga, M.4    Obora, Y.5    Fujihara, T.6    Tsuji, Y.7
  • 42
    • 34548046148 scopus 로고    scopus 로고
    • note
    • 2K])-palladium aqueous solution at 0 °C. The resulting mixture was stirred for 4 h at 50 °C. The reaction mixture was subjected to the usual extractive workup with diethyl ether. The residual oil obtained after evaporation of diethyl ether, which was dried over magnesium sulfate, was purified by column chromatography on silica gel to give the coupling product 7.
  • 43
    • 0034596298 scopus 로고    scopus 로고
    • The dispersion system was stable within several minutes. Quick measurement (SEM) of this system indicated that its particle size was 1 μm. Kobayashi et al. have also reported that Lewis acid-surfactant-combined catalyst systems form colloidal dispersions (not micelle):
    • The dispersion system was stable within several minutes. Quick measurement (SEM) of this system indicated that its particle size was 1 μm. Kobayashi et al. have also reported that Lewis acid-surfactant-combined catalyst systems form colloidal dispersions (not micelle):. Manabe K., Mori Y., Wakabayashi T., Nagayama S., Kobayashi S. J. Am. Chem. Soc. 122 (2000) 7202-7207
    • (2000) J. Am. Chem. Soc. , vol.122 , pp. 7202-7207
    • Manabe, K.1    Mori, Y.2    Wakabayashi, T.3    Nagayama, S.4    Kobayashi, S.5
  • 44
    • 34548037353 scopus 로고    scopus 로고
    • note
    • 2, which was not a dendritic catalyst, the catalytic reaction did not proceed.
  • 45
    • 34548051264 scopus 로고    scopus 로고
    • note
    • TPPTS: triphenylphosphine-3,3′,3″-trisulfonic acid trisodium salt.
  • 46
    • 27744472602 scopus 로고    scopus 로고
    • Previously reported positive dendritic effects on chemical yields caused by the periphery-catalyzed dendrimers:
    • Previously reported positive dendritic effects on chemical yields caused by the periphery-catalyzed dendrimers:. Benito J.M., de Jesus E., de la Mata F.J., Flores J.C., and Gomez R. Chem. Commun. (2005) 5217-5219
    • (2005) Chem. Commun. , pp. 5217-5219
    • Benito, J.M.1    de Jesus, E.2    de la Mata, F.J.3    Flores, J.C.4    Gomez, R.5


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.