| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a process for safely and efficiently producing a methylimino-N, N-dialkylacetamide which can be used as an extractant for extracting Pd, Tc, Mo, and Pu from high level radioactive liquid wastes. <P>SOLUTION: Methyliminodiacetic acid and methylimidazole are mixed in dehydrated dichloromethane, and p-toluenesulfonyl chloride is added thereto at an ice temperature to obtain an imidazole compound of methyliminodiacetic acid as an intermediate, and a secondary amine is added to the intermediate to obtain a methylimino-N, N-dialkylacetamide represented by general formula (I) wherein R represents a 2C-12C alkyl group. <P>COPYRIGHT: (C)2012,JPO&INPIT |
