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Volumn 126, Issue 46, 2004, Pages 15074-15080

Ring closing enyne metathesis: Control over mode selectivity and stereoselectivity

Author keywords

[No Author keywords available]

Indexed keywords

CHEMICAL BONDS; DERIVATIVES; ETHYLENE; REACTION KINETICS;

EID: 9344256087     PISSN: 00027863     EISSN: None     Source Type: Journal    
DOI: 10.1021/ja045422d     Document Type: Article
Times cited : (76)

References (88)
  • 1
    • 0032580376 scopus 로고    scopus 로고
    • For reviews on olefin metathesis, see: (a) Grubbs, R. H.; Chang, S. Tetrahedron 1998, 54, 4413-4450.
    • (1998) Tetrahedron , vol.54 , pp. 4413-4450
    • Grubbs, R.H.1    Chang, S.2
  • 7
    • 1442360753 scopus 로고    scopus 로고
    • Grubbs, R. H., Ed.; Wiley-VCH: Weinheim
    • (g) Handbook of Metathesis; Grubbs, R. H., Ed.; Wiley-VCH: Weinheim, 2003; Vol. 2.
    • (2003) Handbook of Metathesis , vol.2
  • 8
    • 3042782211 scopus 로고    scopus 로고
    • Grubbs, R. H., Ed.; Wiley-VCH: Weinheim
    • For reviews on enyne metathesis, see: (a) Mori, M. In Handbook of Metathesis; Grubbs, R. H., Ed.; Wiley-VCH: Weinheim, 2003; Vol. 2, 176-204.
    • (2003) Handbook of Metathesis , vol.2 , pp. 176-204
    • Mori, M.1
  • 12
  • 13
    • 85064679737 scopus 로고
    • For the first enyne metathesis with Grubbs catalyst, see: (f) Kinoshita, A.; Mori, M. Synlett 1994, 1020-1022.
    • (1994) Synlett , pp. 1020-1022
    • Kinoshita, A.1    Mori, M.2
  • 25
    • 0036739952 scopus 로고    scopus 로고
    • and references therein
    • Trost, B. M. Acc. Chem. Res. 2002, 35, 695-705 and references therein.
    • (2002) Acc. Chem. Res. , vol.35 , pp. 695-705
    • Trost, B.M.1
  • 56
    • 9344253605 scopus 로고    scopus 로고
    • note
    • All previously reported examples required an ethylene atmosphere and therefore do not reflect the inherent selectivity of the RCEYM reaction. See ref 10.
  • 69
    • 3543131388 scopus 로고    scopus 로고
    • Although a noncarbenic mechanism for the formation of cyclopropanes cannot be excluded, we prefer the carbene mechanism because the amount of product formed was proportional to the amount of catalyst used. Peppers, B. P.; Diver, S. T. J. Am. Chem. Soc. 2004, 126, 9524-9525.
    • (2004) J. Am. Chem. Soc. , vol.126 , pp. 9524-9525
    • Peppers, B.P.1    Diver, S.T.2
  • 77
    • 0035928465 scopus 로고    scopus 로고
    • An endo-mode ring closure to form a six-membered ring has been observed with substrates that have 1,1-disubstituted alkene moieties; see: (a) Kitamura, T.; Sato, Y.; Mori, M. Chem. Commun. 2001, 1258-1259.
    • (2001) Chem. Commun. , pp. 1258-1259
    • Kitamura, T.1    Sato, Y.2    Mori, M.3
  • 80
    • 0033614857 scopus 로고    scopus 로고
    • Some studies indicate that the alkene reacts first in the presence of alkyne with Grubbs catalyst, although the alkynes in these studies are not terminal nor normal internal alkynes, see: (a) Hoye, T. R.; Donaldson, S. M.; Vos, T. Org. Lett. 1999, 1, 277-280.
    • (1999) Org. Lett. , vol.1 , pp. 277-280
    • Hoye, T.R.1    Donaldson, S.M.2    Vos, T.3
  • 86
    • 9344256353 scopus 로고    scopus 로고
    • note
    • 31P NMR δ 50.76). This distinctive behavior is probably due to the steric interaction between the dihydrofuryl group and one of the mesityl groups on the N-heterocyclic carbene ligand of the newly formed complex.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.