Four-Component Reaction of N-Sulfonylimines, (Cyanomethylene)triphenylphosphorane, Nitromethane, and Formaldehyde for the Synthesis of 3-Substituted 2-Methylene-4-nitrobutanenitriles
2011-05-20T00:00:00Z (GMT)
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An efficient four-component synthesis of 3-substituted 2-methylene-4-nitrobutanenitriles has been developed from N-sulfonylimines, (cyanomethylene)triphenylphosphorane, nitromethane, and formaldehyde in the absence of catalysts and additives at room temperature.
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