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Volumn 45, Issue 13, 2004, Pages 2763-2766

A facile synthesis of benzo[c]phenanthridine alkaloids: Oxynitidine and oxysanguinarine using lithiated toluamide-benzonitrile cycloaddition

Author keywords

Benzo c phenanthridine alkaloids; Nitidine; Sanguinarine; Synthesis of natural alkaloids

Indexed keywords

ALKALOID DERIVATIVE; AMIDE; BENZONITRILE; NITIDINE; PHENANTHRIDINE DERIVATIVE; SANGUINARINE;

EID: 1542358714     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tetlet.2004.02.031     Document Type: Article
Times cited : (43)

References (25)
  • 6
    • 0033533645 scopus 로고    scopus 로고
    • Recent papers for the synthesis of benzo[c]phenanthridine alkaloids:
    • Recent papers for the synthesis of benzo[c]phenanthridine alkaloids: Nakanishi T., Suzuki M. Org. Lett. 1:1999;985-988.
    • (1999) Org. Lett. , vol.1 , pp. 985-988
    • Nakanishi, T.1    Suzuki, M.2
  • 20
    • 0343972655 scopus 로고
    • In this paper, pyridine was used as a solvent. When we carried out the reaction in pyridine the desired compound was obtained in low yield (20-30%). Various solvents were tested for increasing the chemical yield and finally we found that DMF was the best for the reaction
    • Hill R.K., Carson R.M. J. Org. Chem. 30:1965;1571. In this paper, pyridine was used as a solvent. When we carried out the reaction in pyridine the desired compound was obtained in low yield (20-30%). Various solvents were tested for increasing the chemical yield and finally we found that DMF was the best for the reaction.
    • (1965) J. Org. Chem. , vol.30 , pp. 1571
    • Hill, R.K.1    Carson, R.M.2
  • 23
    • 1542274355 scopus 로고    scopus 로고
    • note
    • +, 100).


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.