| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a halogen-free ionic liquid. <P>SOLUTION: The ionic liquid is composed of an imidazolium salt represented by formula (1) (wherein R<SP>1</SP>to R<SP>3</SP>are each an optionally substituted 1C-12C hydrocarbon group; Y is a moiety constituting an amino acid from which the amino group and the carboxyl group are eliminated; and R<SP>4</SP>is hydrogen or is linked with Y to form a ring). <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
