Intramolecular Pictet-Spengler reaction of N-alkoxytryptophans and tryptamines. 2. Synthesis of Corynanthe alkaloid derivatives containing a tetrahydro-1,2-oxazine as the D ring
Intramolecular Pictet-Spengler reaction of N-alkoxytryptophans and tryptamines. 2. Synthesis of Corynanthe alkaloid derivatives containing a tetrahydro-1,2-oxazine as the D ring
作者:Pedro H. H. Hermkens、Jan H. Van Maarseveen、Harry W. Berens、Jan M. M. Smits、Chris G. Kruse、Hans W. Scheeren