Laviron, Etienne published the artcile< Polarographic and physicochemical study of pyridine derivatives and heterocyclic bases. III. Nitro, carbonyl, and halogen-containing derivatives of imidazole>, Quality Control of 1003-21-0, the main research area is .
Exptl. data from polarographic ultraviolet and spectrophotometric measurements showed that the 4 (or 5)-NO2 (or Br) derivative of imidazole exists almost totally as I (R =NO2 or Br) in solution
Bulletin de la Societe Chimique de France published new progress about Ionization. 1003-21-0 belongs to class imidazoles-derivatives, and the molecular formula is C4H5BrN2, Quality Control of 1003-21-0.
Referemce:
Imidazole – Wikipedia,
Imidazole | C3H4N2 – PubChem