Publication | Open Access
ZrCl<sub>4</sub> catalysed solvent free synthesis of coumarins
13
Citations
25
References
2004
Year
Chemical EngineeringZrcl 4EngineeringOrganic ChemistryPropynoic AcidCatalysisPechmann CondensationChemistryMolecular CatalysisSynthesis MethodSolvent Free SynthesisCatalytic Synthesis
ZrCl 4 is an efficient catalyst in the Pechmann condensation of phenols with ethyl acetoacetate and propynoic acid under solvent free conditions leading to formation of coumarins in very good yields.
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