Production of 5-methyl-n-(methyl aryl)-2-pyrrolidone,...

Details Production of 5-methyl-n-(methyl aryl)-2-pyrrolidone,... Production of 5-methyl-n-(methyl aryl)-2-pyrrolidone,...

C - Chemistry, Metallurgy

07

D

C07D 207/04 (2006.01)

Patent

CA 2520428

This invention relates to a process for producing 5-methyl-1-R-2-pyrrolidone or 5-methyl-2-pyrrolidone, wherein R is a hydrocarbyl or substituted hydrocarbyl, by reductive amination of levulinic acid utilizing a metal catalyst, which may be optionally supported.

L'invention concerne un procédé de production de 5-méthyl-N-(méthylaryl)-2-pyrrolidone, de 5-méthyl-N-(méthyl cycloalkyl)-2-pyrrolidone et de 5-méthyl-N-alkyl-2-pyrrolidone par amination réductive d'esters d'acide levulinique avec des composés aryle ou alkyle cyano, au moyen d'un catalyseur métallique facultativement supporté.

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