Production of 5-methyl-N-aryl-2-pyrrolidone and 5-methyl-N-alkyl-2-pyrrolidone by reductive amination of levulinic acid esters with aryl and alkyl amines
申请人:Manzer Ernest Leo
公开号:US20050033063A1
公开(公告)日:2005-02-10
This invention relates to a process for producing 5-methyl-N-aryl-2-pyrrolidone, 5-methyl-N-alkyl-2-pyrrolidone, and 5-methyl-N-cycloalkyl-2-pyrrolidone by reductive amination of levulinic acid esters with aryl or alkyl amines utilizing a metal catalyst, which is optionally supported.
本发明涉及一种生产 5-甲基-N-芳基-2-吡咯烷酮、5-甲基-N-烷基-2-吡咯烷酮和 5-甲基-N-环烷基-2-吡咯烷酮的工艺,其方法是利用一种金属催化剂,将乙酰丙酸酯与芳基或烷基胺进行还原胺化。