Synthesis of 2-oxo- and 2-imino-1,2-dihydropyridines by cobalt-catalyzed cyclocotrimerization of acetylenes with isocyanates and carbodiimides.

✍ Scribed by Pangbu Hong; Hiroshi Yamazaki

• Book ID: 104244125
• Publisher: Elsevier Science
• Year: 1977
• Tongue: French
• Weight: 195 KB
• Volume: 18
• Category: Article
• ISSN: 0040-4039
• DOI: 10.1016/s0040-4039(01)93010-2

✦ Synopsis

Received in Japan 21 February, 1977; reoeived in UK for publication 2 Islarch 1977)

Recently, the cobalt-catalyzed synthesis of pyridines from acetylenes and nitriles was reported by our group' 2 and Bllnnemann et al. .