| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a new compound that is useful as a catalyst for the reaction between carbon dioxide and hydrogen, a catalyst using the same, a method of producing formic acid by the reaction between carbon dioxide and hydrogen and a method for carbon dioxide fixation. <P>SOLUTION: The polypyridine bearing hydroxy group(s) is represented by general formula (1) (wherein R<SB>1</SB>is H or an alkyl, M<SB>1</SB>is Ir, Rh or Ru, Y is a halogen or H, X is a counter anion forming a metal complex), a catalyst using the polypyridine compound, a method of producing formic acid by reaction between carbon dioxide and hydrogen by using the polypyridine as a catalyst and a method for carbon dioxide fixation are provided. <P>COPYRIGHT: (C)2004,JPO&NCIPI |
