DERIVATED DTPA COMPLEXES, PHARMACEUTICALS CONTAINING THESE COMPOUNDS, THEIR USE AS NMR- AND RADIOGRAPHIC CONTRASTING AGENTS AND PROCESS FOR PRODUCING THE SAME

摘要

PCT No. PCT/EP94/00033 Sec. 371 Date Sep. 29, 1995 Sec. 102(e) Date Sep. 29, 1995 PCT Filed Jan. 8, 1994 PCT Pub. No. WO94/17029 PCT Pub. Date Aug. 4, 1994The invention relates to complex compound as well as their salts consisting of at least one metal ion and one complexing agent of general formula I (formula I) in which Z1, Z2 and s have different meanings, as well as their use for the production of agents for radiation therapy and for NMR diagnosis and diagnostic radiology, especially for contrasting the hepatobiliary system. Further, the invention relates to a process for the production of these compounds and agents.