Dimer dtpa derivatives and their metal complexes, pharmaceuticals containing the same, their use in diagnosis and therapy and process for preparing said complexes and pharmaceuticals

摘要

The invention relates to new dimeric DTPA derivatives, their metal complexes, containing at least one ion of an element of atomic numbers 21-32, 37-39, 42-51 and 57-83, agents containing these complexes, their use in NMR diagnosis and/or diagnostic radiology, radiodiagnosis and radiotherapy, as well as process for their production.