Preparation of various xanthene derivatives over sulfonic acid functionalized imidazolium salts (SAFIS) as novel, highly efficient and reusable catalysts

Mohammad Ali Zolfigol; Vahid Khakyzadeh; Ahmad Reza Moosavi-Zare; Abdolkarim Zare; Seyedeh Bahareh Azimi; Zhila Asgari; Alireza Hasaninejad

Comptes Rendus. Chimie, Volume 15 (2012) p. 719-736