Straightforward synthesis of 4-formyl- and 4,4′-diformyl-2,2′-bipyridines: Access to new dialkenyl substituted bipyridyl ligands
作者:Philippe Dupau、Thierry Renouard、Hubert Le Bozec
DOI:10.1016/0040-4039(96)01724-8
日期:1996.10
4-Formyl- and 4,4′-diformyl-2,2′-bipyridines have been prepared in two steps and in 52–71% overall yields via enamination of the corresponding 4-methyl and 4,4′-dimethyl-2,2′-bipyridine derivatives. The synthesis of two new4,4′-dialkenyl-2,2′-bipyridyl ligands is also described.