Tandem Directed Lithiations of <i>N</i>-Boc-1,2-dihydropyridines toward Highly Functionalized 2,3-Dihydro-4-pyridones
作者:Damian W. Young、Daniel L. Comins
DOI:10.1021/ol052313a
日期:2005.12.1
Sequential tandem directed lithiations of an N-Boc-4-methoxy-1,2-dihydropyridine have been achieved, leading to C-5,C-6 disubstituted dihydropyridones on acidic workup. The chlorine atom of the dihydropyridone products can in turn be substituted giving rise to diverse substituents at C-6.