An expedient route to highly functionalized 2 H-chromene-2-thiones via ring annulation of β-oxodithioesters catalyzed by InCl 3 under solvent-free conditions

Autor: Verma, Rajiv Kumar, Verma, Girijesh K., Raghuvanshi, Keshav, Singh, Maya Shankar
Zdroj: In Tetrahedron 2011 67(3):584-589
Databáze: ScienceDirect