Radical cyclization of ynamides into six- or eight-membered rings. Application to the synthesis of a protoberberine analog

Autor: Sebastien Balieu, L. Carro, Krimo Toutah, Lise-Marie Chamoreau, Hélène Rousselière, Christine Courillon
Rok vydání: 2011
Předmět:
Zdroj: Tetrahedron Letters. 52:2876-2880
ISSN: 0040-4039
DOI: 10.1016/j.tetlet.2011.03.118
Popis: A straightforward formation of six- and eight-membered rings via the radical cyclization of specifically designed ynamides is reported. This strategy provides a protoberberine analog in only three steps by a radical cyclization cascade.
Databáze: OpenAIRE