HETEROCYCLIC COMMUNICATIONS, vol.23, no.1, pp.7-8, 2017 (SCI-Expanded)
Synthesis and characterization of 5,5'-bi(1,10-phenanthroline) (3) are described. Compound 3 was obtained by treatment of 5-chloro-1,10-phenanthroline (1) with 4-hydroxy-phthalonitrile (2) in the presence of K (2) CO (3) as a base in DMF at room temperature for 25 h.