An efficient iron-promoted alkylation of indoles with enamides has been accomplished under mild reaction conditions. The reaction proceeded with remarkable regioselectivity leading exclusively to substitution by indoles at α-position of enamides.
Utilization of methanol and ethanol for 3,3′-bis(indolyl)methane synthesis through activation of peroxymonosulfate over a copper catalyst
作者:Arpita Devi、Mrinmoy Manash Bharali、Subir Biswas、Tonmoy J. Bora、Jayanta K. Nath、Seonghwan Lee、Young-Bin Park、Lakshi Saikia、Manash J. Baruah、Kusum K. Bania
DOI:10.1039/d3gc00440f
日期:——
Copper oxide–peroxymonosulfate is reported as a green catalyst for 3,3′-bis(indolyl)methane synthesis without the use of volatile acetaldehyde or formaldehyde.