cheminform abstract: cobalt-catalyzed c—n bond-forming reaction between n-aromatic 2-chlorides and...

ChemInform 2010, 41, issue 04 © 2010 Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim www.cheminform.wiley-vch.de Pyridine derivatives R 0380 DOI: 10.1002/chin.201004154 Cobalt-Catalyzed C—N Bond-Forming Reaction Between N-Aromatic 2-Chlo- rides and Secondary Amines. — The transformations proceed smoothly in the pres- ence of potassium carbonate as base and dppp as ligand. In some cases, reactions are performed in the absence of a ligand. No result is obtained for 3-chloropyridine with piperidine even at higher temperature and prolonged reaction times. — (TOMA*, G.; FUJITA, K.-I.; YAMAGUCHI, R.; Eur. J. Org. Chem. 2009, 27, 4586-4588; Grad. Sch. Hum. Environ. Stud., Kyoto Univ., Yoshida, Kyoto 606, Japan; Eng.) — S. Adam 04- 154

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Page 1: ChemInform Abstract: Cobalt-Catalyzed C—N Bond-Forming Reaction Between N-Aromatic 2-Chlorides and Secondary Amines

www.cheminform.wiley-vch.de

Pyridine derivativesR 0380 DOI: 10.1002/chin.201004154

Cobalt-Catalyzed C—N Bond-Forming Reaction Between N-Aromatic 2-Chlo-rides and Secondary Amines. — The transformations proceed smoothly in the pres-ence of potassium carbonate as base and dppp as ligand. In some cases, reactions are performed in the absence of a ligand. No result is obtained for 3-chloropyridine with piperidine even at higher temperature and prolonged reaction times. — (TOMA*, G.; FUJITA, K.-I.; YAMAGUCHI, R.; Eur. J. Org. Chem. 2009, 27, 4586-4588; Grad. Sch. Hum. Environ. Stud., Kyoto Univ., Yoshida, Kyoto 606, Japan; Eng.) —S. Adam

04- 154

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