Preparation of 1,2,3,4-tetrahydroisoquinolines lacking electron donating groups — An intramolecular cyclization complementary to the Pictet-Spengler reaction
作者:G.E. Stokker
DOI:10.1016/0040-4039(96)01192-6
日期:1996.7
The synthesis of 1,2,3,4-tetrahydroisoquinolines via an intramolecularcyclization of N-trifluoroacylated phenethylamines devoid of electron donating groups, with paraformaldehyde mediated by acetic/sulfuric acid milieu is described.