A mild and efficient route for the synthesis of quinolines and polycyclic quinolines utilizing Gadolinium triflate (Gd(OTf)(3)) as a novel catalyst via Friedlander annulation in ionic liquid 1-n-butyl-3-methyl-imidazolium hexafluorophosphate [Bmim][PF6] under mild conditions was described.
Date:
2009-10
Relation:
Journal of the Chinese Chemical Society. 2009 Oct;56(5):867-872.