Efficient and suitable preparation of N-sulfonyl-1,2,3,4-tetrahydroisoquinolines and ring analogues using recyclable H₆P₂W₁₈O₆₂·24H₂O/SiO₂ catalyst

Gustavo Pasquale; Diego Ruiz; Juan Autino; Graciela Baronetti; Horacio Thomas; Gustavo Romanelli

Comptes Rendus. Chimie, Volume 15 (2012) p. 758-763