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Volumn 61, Issue 21, 2005, Pages 5037-5042

A novel 3,4-dihydroisoquinoline annulation: Expedient access to isoquinoline heterocycles

Author keywords

Annulation; Cephalotaxine; DMF; Isoquinoline

Indexed keywords

BENZOIC ACID DERIVATIVE; BUTYRIC ACID; HETEROCYCLIC COMPOUND; ISOQUINOLINE; ISOQUINOLINE DERIVATIVE; PROPIONIC ACID DERIVATIVE;

EID: 18144404174     PISSN: 00404020     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tet.2005.03.041     Document Type: Article
Times cited : (21)

References (45)
  • 8
    • 85030800131 scopus 로고    scopus 로고
    • note
    • The yield of this oxidative product is variable run by run. For example, a less strictly degassed DMF led to an decreased yield of the desired annulation product with more production of oxidative by-product in a relatively small scale reaction.
  • 9
    • 0000967641 scopus 로고
    • For a review, see: F.D. Popp Heterocycles 1 1973 165 180
    • (1973) Heterocycles , vol.1 , pp. 165-180
    • Popp, F.D.1
  • 11
    • 0000454533 scopus 로고
    • For a review on Ring Annulations via Reissert Compounds, see: F.D. Popp, and B.C. Uff Heterocycles 23 1985 731 740
    • (1985) Heterocycles , vol.23 , pp. 731-740
    • Popp, F.D.1    Uff, B.C.2
  • 16
    • 85030800896 scopus 로고    scopus 로고
    • note
    • For example, the reaction in THF is slow and sluggish.
  • 25
    • 0022642135 scopus 로고
    • For the conversion of the 3,4-dimethoxy grouping into the desired 3,4-methylenedioxy grouping at the later stage of CET synthesis, see: S. Yasuda, T. Yamada, and M. Hanaoka Tetrahedron Lett. 27 1986 2023 2026 Furthermore, it has also been demonstrated in our study that the 3,4-methylenedioxy analog of dihydroisoquinoline 1 is equally effective for this annulation process
    • (1986) Tetrahedron Lett. , vol.27 , pp. 2023-2026
    • Yasuda, S.1    Yamada, T.2    Hanaoka, M.3
  • 42
    • 0011790087 scopus 로고
    • For photochemical methods, see: (f) G.R. Lenz J. Org. Chem. 39 1974 2839 2845
    • (1974) J. Org. Chem. , vol.39 , pp. 2839-2845
    • Lenz, G.R.1


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.