A Novel Synthesis of 3-Substituted Indazole Derivatives
作者:Willard M. Welch、Catherine E. Hanau、William M. Whalen
DOI:10.1055/s-1992-26268
日期:——
The dianion prepared from 3-bromo-1H-indazole and alkyllithium bases reacts with a variety of electrophiles to give the corresponding 3-monosubstituted 1H-indazole derivatives in moderate yields. This procedure is more general and shorter than earlier methods.