Synthesis of substituted carbazoles via electrocyclization of in situ generated enamines from 1-phenylsulfonyl-2/(3)-methyl-3/(2)-vinylindoles and DMF·DMA/DMA·DMA
作者:Radhakrishnan Sureshbabu、Ramalingam Balamurugan、Arasambattu K. Mohanakrishnan
DOI:10.1016/j.tet.2009.03.010
日期:2009.5
Interaction of 2/(3)-methyl-3/(2)-vinylindoles and DMF center dot DMA/DMA center dot DMA at 110 degrees C led to the in situ generation of enamines, which on concurrent electrocyclization followed by subsequent aromatization afforded substituted carbazoles. (C) 2009 Elsevier Ltd. All rights reserved.