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Volumn 63, Issue 20, 1998, Pages 6802-6806

Selective intermolecular coupling of alkynes with nitriles and ketones via ββ′ carbon-carbon bond cleavage of zirconacyclopentenes

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EID: 0001230410     PISSN: 00223263     EISSN: None     Source Type: Journal    
DOI: 10.1021/jo980022s     Document Type: Article
Times cited : (105)

References (55)
  • 2
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    • on leave from Jena University, Germany
    • (b) Visiting Associate Professor at IMS, 1995, on leave from Jena University, Germany.
    • (1995) Visiting Associate Professor at IMS
  • 12
    • 0000741889 scopus 로고
    • (e) Lund E. C.; Livinghouse, T. J. Org. Chem. 1989, 54, 4487-4490. (0 Wender, P. A.; Mcdonald, F. E. Tetrahedron Lett. 1990, 31, 3691-3694.
    • (1989) J. Org. Chem. , vol.54 , pp. 4487-4490
    • Lund, E.C.1    Livinghouse, T.2
  • 21
    • 85034183539 scopus 로고    scopus 로고
    • In the case of enyne cyclization using Cp2ZrBu2, an intermolecular coupling of a nitrile with the triple bond in an enyne in a competitive manner has been reported. See ref 3d.
    • In the case of enyne cyclization using Cp2ZrBu2, an intermolecular coupling of a nitrile with the triple bond in an enyne in a competitive manner has been reported. See ref 3d.
  • 22
    • 33845278626 scopus 로고
    • An intramolecular coupling of l-cyano-5-heptyne providing an azazirconacyclopentadiene has been reported: Fagan, P. J.; Nugent, W. A. J. Am. Chem. Soc. 1988,110, 2310-2312.
    • (1988) J. Am. Chem. Soc. , vol.110 , pp. 2310-2312
    • Fagan, P.J.1    Nugent, W.A.2
  • 24
    • 33845282652 scopus 로고
    • See also reaction of zirconocene-cyclohexyne complex with nitriles
    • (b) Buchwald, S. L.; Watson, B. T.; Lum, R. T.; Nugent, W. A. J. Am. Chem. Soc. 1987,109, 71377141. See also reaction of zirconocene-cyclohexyne complex with nitriles:
    • (1987) J. Am. Chem. Soc. , vol.109 , pp. 71377141
    • Buchwald, S.L.1    Watson, B.T.2    Lum, R.T.3    Nugent, W.A.4
  • 25
    • 0011608014 scopus 로고
    • Some reactions of benzynes with nitriles were carried out without phosphine. However, the benzynes have to be formed in situ. See
    • Buchwald, S. L.; Lum, R. T.; Dewan, J. C. J. Am. Chem. Soc. 1986,108, 7441-7442. Some reactions of benzynes with nitriles were carried out without phosphine. However, the benzynes have to be formed in situ. See:
    • (1986) J. Am. Chem. Soc. , vol.108 , pp. 7441-7442
    • Buchwald, S.L.1    Lum, R.T.2    Dewan, J.C.3
  • 40
    • 4544355297 scopus 로고
    • For cleavage of hafnacyclopentenes, see
    • For previous reports on the cleavage of zirconacyclopentenes, see: (a) McDade, C.; Bercaw, J. E. J. Organomet. Chem. 1985, 279, 281-315. For cleavage of hafnacyclopentenes, see:
    • (1985) J. Organomet. Chem. , vol.279 , pp. 281-315
    • McDade, C.1    Bercaw, J.E.2
  • 46
    • 85034180390 scopus 로고    scopus 로고
    • For formation of allylic alcohols by intermolecular coupling of alkynes with aldehydes or ketones using tantalum, see
    • For formation of allylic alcohols by intermolecular coupling of alkynes with aldehydes or ketones using tantalum, see:


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.