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Paper | Regular issue | Vol 34, No. 8, 1992, pp.1539-1545
Published online, 1st January, 1970■ Polyhalogenoaromatic Compounds. Part 51. Synthesis of New Heterocycles from Pentachloropyridine and 2,3,5,6-Tetrachloropyridine with Aliphatic Diamines
Published online, 1st January, 1970
DOI: 10.3987/COM-92-6018
■ Polyhalogenoaromatic Compounds. Part 51. Synthesis of New Heterocycles from Pentachloropyridine and 2,3,5,6-Tetrachloropyridine with Aliphatic Diamines
Luis Juliá,* Jordi Rius, and Hans Suschitzky
*Departamento de Materials Organics Halogenats, Centre d’Investigació i Desemvolupament, (CSIC), Jordi Girona 18-26, 08034 Barcelona, Spain
Abstract
The reaction of pentachloropyridine or 2,3,5,6-tetrachloropyridine with N,N,N’,N’-tetramethylethanediamine (TMEDA) or N,N’-dimethylethanediamine (DMEDA) in dimethylformamide gave dihydropyridopyrazines (5, 9) and (6) respectively by replacement of the 2,3- or 3,4-chlorine atoms.
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