An efficient and mild superoxide induced Michael addition of indoles to α,β-unsaturated ketones

Satish Kumar Singh, Krishna Nand Singh
2012 Zenodo  
Department of Chemistry, Faculty of Science, Banaras Hindu University, Varanasi-221 005, Uttar Pradesh, India E-mail : Fax : 91-542-2368127 Manuscript received 10 December 2010, revised 10 May 2011, accepted 20 June 2011 A facile Michael addition of indoles to electron-deficient olefins has been accomplished in the presence of tetraethylammonium superoxide at room temperature in reasonably good yields. The substitution on the indole ring occurred exclusively at 3-position without a trace of any N-alkylated products.
doi:10.5281/zenodo.5760296 fatcat:vzqhpil3hbh7zejcgulhzub6a4