| abstract |
(57) [PROBLEMS] To provide a cobalt Schiff base complex having excellent solubility in an organic solvent and high oxygen adsorption capacity. SOLUTION: General formula (1) (In the above formula, R 1 is a substituted or unsubstituted phenylene group, a substituted or unsubstituted pyridylene group and a substituted or unsubstituted C Selected from the group consisting of 1 to 10 alkylene groups, R 2 to R 6 Is selected from the group consisting of hydrogen, substituted or unsubstituted aryl, substituted or unsubstituted alkyl group, halogen and substituted or unsubstituted alkoxy group, and Me represents a methyl group) A compound represented by the formula: |