Synthesis of unsymmetrically 4-substituted 2,2′-bipyridines
作者:Bernadette M. Kelly-Basetti、Irena Krodkiewska、Wolfgang H.F. Sasse、G.Paul Savage、Gregory W. Simpson
DOI:10.1016/0040-4039(94)02242-4
日期:1995.1
were reductively ring-opened with LiAlH4 to give 2-(3-substituted-1-amino-3,5-dihydroxypentyl)-pyridines, which were subjected to Dess-Martin oxidation with concomitant dehydration to give 4-substituted2,2′-bipyridines.