Simple One-Step Synthesis of 3-Bromo- and 3,8-Dibromo-1,10-Phenanthroline: Fundamental Building Blocks in the Design of Metal Chelates

Article abstract of DOI:10.1016/0040-4039(95)00572-T

Commercially available 1,10-phenanthroline monohydrochloride monohydrate (1) reacts with bromine to give 3-bromo-1,10-phenanthroline (2) and 3,8-dibromo-1,10-phenanthroline (3) as major products in a one step reaction.