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Volumn 44, Issue 40, 2005, Pages 6521-6525

Straightforward access to a structurally diverse set of oxacyclic scaffolds through a four-component reaction

Author keywords

Glycosides; Lewis acids; Multicomponent reactions; Oxygen heterocycles; Synthetic methods

Indexed keywords

AMINO ACIDS; COMBINATORIAL MATHEMATICS; CONDENSATION; REACTION KINETICS; SYNTHESIS (CHEMICAL);

EID: 27144508168     PISSN: 14337851     EISSN: None     Source Type: Journal    
DOI: 10.1002/anie.200501548     Document Type: Article
Times cited : (92)

References (50)
  • 27
    • 0032537015 scopus 로고    scopus 로고
    • Only two compounds of this type have been described in the literature as by-products in low-yielding Povarov-type reactions; see: a) R. Baudelle, P. Melnyk, B. Déprez, A. Tartar, Tetrahedron 1998, 54, 4125;
    • (1998) Tetrahedron , vol.54 , pp. 4125
    • Baudelle, R.1    Melnyk, P.2    Déprez, B.3    Tartar, A.4
  • 28
    • 27144501601 scopus 로고    scopus 로고
    • Ref. [5a]
    • and b) Ref. [5a].
  • 33
    • 27144532238 scopus 로고    scopus 로고
    • The minor isomer in these series is the epimer at the N-substituted stereogenic center
    • The minor isomer in these series is the epimer at the N-substituted stereogenic center.
  • 36
    • 27144525339 scopus 로고    scopus 로고
    • note
    • Aldehydes with α-hydrogen atoms were not included in this study.
  • 37
    • 27144551790 scopus 로고    scopus 로고
    • note
    • In these series, protected (isopropylidene) D-ribonolactone and D-galactose derivatives were efficiently used as terminators, and the corresponding adducts were obtained with good conversions as mixtures of diastereomers.
  • 39
    • 27144557120 scopus 로고    scopus 로고
    • note
    • Experiments run at higher temperatures resulted in very complex mixtures.
  • 45
    • 27144460995 scopus 로고    scopus 로고
    • note
    • To our knowledge, this is the first example of Povarov-type reaction with glycals.
  • 49
    • 27144475423 scopus 로고    scopus 로고
    • note
    • Studies directed toward the improvement of the stereoselectivity of the process are underway; we are currently evaluating the role of additives and ligands in these reactions.
  • 50
    • 27144438395 scopus 로고    scopus 로고
    • note
    • Note added in proof: Dihydrofurans react in this MCR following similar trends to dihydropyrans; for examples, see the Supporting Information.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.