Amberlyst-A21 as a New and Efficient Surface Catalyst for the Conjugate Addition of Nitroalkanes to Methyl Acrylate: An Improved Synthesis of Methyl 4-Nitro- and 4-Oxo-alkanoates

Roberto Ballini; Marino Petrini; Goffredo Rosini

doi:10.1055/s-1987-28054

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Synthesis 1987; 1987(8): 711-713
DOI: 10.1055/s-1987-28054

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Amberlyst-A21 as a New and Efficient Surface Catalyst for the Conjugate Addition of Nitroalkanes to Methyl Acrylate: An Improved Synthesis of Methyl 4-Nitro- and 4-Oxo-alkanoates

Roberto Ballini^* , Marino Petrini, Goffredo Rosini

^*Dipartimento di Scienze Chimiche, Università, Via S, Agostino, 1, I-62032 Camerino, Italy

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Publikationsdatum:
12. September 2002 (online)

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Utilization of Amberlyst-A21 without solvent in the conjugate addition of nitroalkenes to methyl acrylate, affords 4-nitroalkanoic methyl esters in good yields. Successive Nef reaction, using potassium permanganate, provides functionalized 4-oxoalkanoic methyl esters.