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Indium(III) bromide catalyzed one-pot synthesis of trichloromethylated tetrahydropyrimidinones |
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| Authors: | Marcos AP Martins Marcos VM Teixeira Elisandra Scapin Claudio MP Pereira Helio G Bonacorso Yao-Feng Yuan |
| Institution: | a Núcleo de Química de Heterociclos (NUQUIMHE), Departamento de Quimica, Universidade Federal de Santa Maria, 97105-900 Santa Maria, RS-Brazil b Laboratório de Materiais Inorgânicos (LMI), Departamento de Quimica, Universidade Federal de Santa Maria, 97105-900 Santa Maria, RS-Brazil c Department of Chemistry, State Key Laboratory for Elemento-organic Chemistry, Nankai University, Tianjin 300071, People’s Republic of China |
| Abstract: | One-pot condensation of ethyl trichloroacetoacetate 1 with p-substituted aromatic aldehydes (Ph, 4-Me-C6H4, 4-Cl-C6H4, 4-MeO-C6H4) or furfural, and urea or thiourea catalyzed by indium(III) bromide affords eight trichloromethylated tetrahydropyrimidinones, in high yields. |
| Keywords: | Pyrimidinones Biginelli reaction Indium(III) bromide |
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