The present invention relates to water-soluble, lipophilic contrast-enhancing agents, pharmaceutical compositions thereof and methods for diagnostic analysis, particularly NMR or MRI analysis using these contrast-enhancing agents. The water-soluble, lipophilic contrast-enhancing agents are chelates of a paramagnetic, ferromagnetic or diamagnetic metal ion(s) complexed with completing acids which contain at least one short-chain fatty acyl moiety having from about 0 to about 6 carbon atoms in its structure.
                            本发明涉及
水溶性、亲脂性增强对比剂、其制药组合物和诊断分析方法,特别是使用这些增强对比剂进行核磁共振或磁共振成像分析。这些
水溶性、亲脂性增强对比剂是与含有至少一个短链脂肪酰基(其结构中含有约0至约6个碳原子)的配酸络合的顺磁性、
铁磁性或抗磁性
金属离子的螯合物。