反应详情

Specifically, 2,9-dimethyl-1,10-phenanthroline shown by the formula (A) in FIG. 1 is reacted with an acid mixture composed of nitric acid and sulfuric acid to give 5-nitro-2,9-dimethyl-1,10-phenanthroline shown by the formula (B) in FIG. 1. The 5-nitro-2,9-dimethyl-1,10-phenanthroline is then reacted with selenium dioxide to give a dialdehyde compound shown by the formula (C) in FIG. 1. This dialdehyde compound is then oxidized to obtain the compound of the formula (1).

1. customis reacted with an acid mixture