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Volumn 39, Issue 8, 2010, Pages 2062-2069

The competition between Si-Si and Si-C cleavage in functionalised oligosilanes: Their reactivity with elemental lithium

Author keywords

[No Author keywords available]

Indexed keywords

ANTIBONDING; BOND ELONGATION; CLEAVAGE REACTION; DISILANES; ELECTRON TRANSFER; ENANTIOMERICALLY PURE COMPOUNDS; FRONTIER ORBITALS; OLIGOSILANES; QUANTUM CHEMICAL STUDIES; RADICAL ANIONS; SILICON ATOMS; SILICON CARBON BOND; SILICON-SILICON BOND; TRISILANES;

EID: 76749108932     PISSN: 14779226     EISSN: 14779234     Source Type: Journal    
DOI: 10.1039/b920846a     Document Type: Article
Times cited : (11)

References (68)
  • 14
    • 0003944494 scopus 로고
    • R. J. K. Taylor, Oxford University Press, Oxford, U.K., For other selected works on lithiosilanes, see
    • I. Fleming in Organocopper Reagents, ed., R. J. K. Taylor, Oxford University Press, Oxford, U.K., 1994, pp 257
    • (1994) Organocopper Reagents, Ed. , pp. 257
    • Fleming In, I.1
  • 45
    • 73849096064 scopus 로고    scopus 로고
    • The selective cleavage of the Si-C bond in functionalised silanes is a desired reaction. Yet, this reaction type was hithereto mainly observed as an unwanted side reaction, e.g. see
    • C. Däschlein C. Strohmann Z. Naturforsch. 2009 64b 1558
    • (2009) Z. Naturforsch. , vol.64 , pp. 1558
    • Däschlein, C.1    Strohmann, C.2
  • 48
    • 0035523458 scopus 로고    scopus 로고
    • The low temperature (-78 °C/-50 °C) in the synthesis of the shown lithiosilanes is necessary to prevent the racemisation process occurring at temperatures above -30 °C; for a detailed description, see
    • H. Tsuji A. Toshimitsu K. Tamao Chem. Heterocycl. Compd. 2001 37 1369
    • (2001) Chem. Heterocycl. Compd. , vol.37 , pp. 1369
    • Tsuji, H.1    Toshimitsu, A.2    Tamao, K.3
  • 49
    • 20444373640 scopus 로고    scopus 로고
    • N. Auner and J. Weis, Wiley-VCH, Weinheim, Although not isolated in pure form, the intermediate lithiosilane 7 is only the seventh highly enantiomerically enriched lithiosilane known in literature so far
    • D. Auer, J. Hörnig and C. Strohmann in Organosilicon Chemistry V: From Molecules to Materials, ed., N. Auner, and, J. Weis, Wiley-VCH, Weinheim, 2003, pp. 167
    • (2003) Organosilicon Chemistry V: From Molecules to Materials, Ed. , pp. 167
    • Auer, D.1    Hörnig, J.2    Strohmann In, C.3
  • 51
    • 76749090873 scopus 로고    scopus 로고
    • The beginning of a reaction is indicated by a change of the colour: the formation of any lithiosilane results in the change of the previously colourless solution to a dark red, dark green or dark brown solution
    • The beginning of a reaction is indicated by a change of the colour: the formation of any lithiosilane results in the change of the previously colourless solution to a dark red, dark green or dark brown solution
  • 52
    • 76749146685 scopus 로고    scopus 로고
    • 0 °C have been chosen as reaction temperature to minimized by-products caused by ether-cleavage
    • -0 °C have been chosen as reaction temperature to minimized by-products caused by ether-cleavage
  • 66
    • 76749141193 scopus 로고    scopus 로고
    • Molekel 4.3, Swiss Center for Scientific Computing, Manno, Switzerland
    • P. Flükinger, H. P. Lüthi, S. Portmann and J. Weber, Molekel 4.3, Swiss Center for Scientific Computing, Manno, Switzerland, 2000-2002
    • (2000)
    • Flükinger, P.1    Lüthi, H.P.2    Portmann, S.3    Weber, J.4
  • 67
    • 76749152770 scopus 로고    scopus 로고
    • Due to the relatively high reaction temperature, several byproducts caused by ether cleavage could be obtained in the reaction mixture. Yet, we were able to focus on the desired tetra- and disilane
    • Due to the relatively high reaction temperature, several byproducts caused by ether cleavage could be obtained in the reaction mixture. Yet, we were able to focus on the desired tetra- and disilane
  • 68
    • 76749089921 scopus 로고    scopus 로고
    • The average temperature in this entry was about -90 °C; yet, intermittent, slightly higher or lower temperatures were existent
    • The average temperature in this entry was about -90 °C; yet, intermittent, slightly higher or lower temperatures were existent


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.