Citation: Farhad Shirini, Katayoun Marjani, Hossein Taherpour Nahzomi, Mohammad Ali Zolfigol. Silica triflate as an efficient reagent for the solvent-free synthesis of coumarins[J]. Chinese Chemical Letters, ;2007, 18(8): 909-911. doi: 10.1016/j.cclet.2007.05.051 shu

Silica triflate as an efficient reagent for the solvent-free synthesis of coumarins

a Department of Chemistry, College of Science, Guilan University, Rasht 41335, Iran;
b Faculty of Chemistry, Teacher Training University, Tehran 15614, Iran;
c Department of Chemistry, College of Science, Bu-Ali Sina University, Hamadan 65174, Iran

Received Date: 30 March 2007

Silica triflate, as a new silica-based reagent, can be used for the efficient synthesis of 4-substituted coumarins via a Pechmann reaction under solvent-free reaction conditions. All reactions were performed at 80℃ in good to high yields.
- Silica triflate,
- Coumarins,
- Pechmann reaction,
- Solvent-free reaction conditions,
- Phenols
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