Meso-tetraphenylporphyrin complex compounds, process for their production and pharmaceutical agents containing the latter

摘要

Porphyrin complex compounds consisting of a meso- tetraphenylporphyrin ligand of general formula I ##STR1## in which R.sup. 1, R.sup.2 and R.sup. 3 have varying meanings, and an ion of an element of atomic numbers 21-32, 38, 39, 42-51 or 58-83 as well as optionally one or more physiologically harmless cation(s) of inorganic and/or organic bases, amino acids or amino acid amides are valuable diagnostic agents.