Journal
JOURNAL OF THE IRANIAN CHEMICAL SOCIETY
Volume 7, Issue 4, Pages 895-899Publisher
SPRINGER
DOI: 10.1007/BF03246085
Keywords
Melamine trisulfonic acid; Coumarins; Pechmann reaction; Phenols; Solvent-free reaction conditions
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Funding
- University of Guilan Research Council
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Melamine trisulfonic acid (MTSA) is easily prepared by the reaction between melamine and neat chlorosulfonic acid at room temperature. This compound can be used as an efficient and recyclable catalyst for the synthesis of coumarins via von Pechmann condensation reaction under solvent-free conditions.
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