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Synthesis 1997; 1997(8): 957-962
DOI: 10.1055/s-1997-4474
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Synthesis of Linear Alkyl-Bridged 2,2'-Bipyridine/Catechol Ligands

Markus Albrecht* , Cyrill Riether
  • *Institut für Organische Chemie, Universität Karlsruhe, Richard-Willstätter-Allee, D-76131 Karlsruhe, Germany, Fax +49(721)698529
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Publikationsdatum:
31. Dezember 2000 (online)

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Linear alkyl-bridged 2,2'-bipyridine/catechol compounds [1, 12-14, 19]-H 2 and [2, 20]-H 4 can be easily prepared by the addition of lithiated 5,5'-methyl-2,2'-bipyridine (3) to 3-(ω-haloalkyl)-substituted 1,2-dimethoxybenzenes 4, 9, 11, 18 followed by cleavage of the methylaryl ethers.

bipyridine - catechol - sequential ligands