Synthesis of Dihydropyrimidinones (DHPMs) and Hexahydro Xanthene Catalyzed by 1,4-Diazabicyclo [2.2.2] Octane Triflate Under Solvent-Free Condition.
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DOI: 10.2174/1570179415666181113154232
Abstract: OBJECTIVE DABCO salts were evaluated as catalysts for the Biginelli reaction between 4- methoxybenzaldehyde, urea and ethyl acetoacetate under solvent-free conditions. 1,4-Diazabicyclo [2.2.2] octane triflate was found to be a simple, inexpensive, highly efficient catalyst… read more here.
Keywords: diazabicyclo octane; ethyl acetoacetate; octane triflate; reaction ... See more keywords