Formal radical cyclization onto benzene rings—a general method proceeding via cross-conjugated dienones
作者:Derrick L. J. Clive、Stephen P. Fletcher、(in part) Mingzhao Zhu
DOI:10.1039/b212223e
日期:2003.2.7
Cross-conjugated dienones of type 5 (X = I), which are readily available from phenols, undergo radical cyclization (5 â 6 â 7), and the products are easily aromatized (7 â 8), giving substances that are formally derived by radical cyclization onto a benzene ring (cf.eqn. (1)).