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Tetrahedron Letters
Volumn 18, Issue 15, 1977, Pages 1333-1336
Synthesis of 2-oxo- and 2-imino-1,2-dihydropyridines by cobalt-catalyzed cyclocotrimerization of acetylenes with isocyanates and carbodiimides.
Author keywords

[No Author keywords available]
Indexed keywords

EID: 0000834868     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(01)93010-2     Document Type: Article
Times cited : (97)
References (6)
  • 4
    • 84918961369 scopus 로고    scopus 로고
    • The compound 4a and 5a are prepared by the stoichiometric reaction of the corresponding cobaltacyclopentadiene derivatives (3) with 2a. P. Hong and H. Yamazaki, Synthesis, in press.
  • 5
    • 84918961368 scopus 로고    scopus 로고
    • In these reactions, isocyanurates and benzenes were obtained as by-products. Use of large excess of an isocyanate should be avoided, because the isocyanurate make the isolation of 2-oxo-1,2-dihydropyridines difficult.

* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.