<i>n</i>-butyllithium-mediated reactions of 1-(2-azidoarylmethyl)- 1<i>H</i>-benzotriazoles with alkyl halides
作者:Taehoon Kim、Kyongtae Kim
DOI:10.1002/jhet.275
日期:——
n-BuLi (2.5 equiv.) in THF at −78°C, followed by an addition of alkylhalides such as allyl, benzyl, and ethyl bromides with stirring for 2 h at room temperature afforded 2-(dialkylamino)-3-(benzotriazol-1-yl)-2H-indazoles (), 3-(benzotriazol- 1-yl)-2H-indazoles (), 2-[(benzotriazol-1-yl)methyl]arylamine (), and 2-[(benzotriazol-1-yl)(alkyl) methyl]arylamine (). J. Heterocyclic Chem., 2010.