发明授权
- 专利标题: DTPA monoamides for MRI
- 专利标题(中): 用于MRI的DTPA单酰胺
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申请号: US484317申请日: 1995-06-07
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公开(公告)号: US5843399A公开(公告)日: 1998-12-01
- 发明人: Heinz Gries , Erich Klieger , Bernd Raduchel , Heribert Schmitt-Willich , Hanns-Joachim Weinmann , Hubert Vogler , Gabriele Schuhmann-Giampieri , Jurgen Conrad
- 申请人: Heinz Gries , Erich Klieger , Bernd Raduchel , Heribert Schmitt-Willich , Hanns-Joachim Weinmann , Hubert Vogler , Gabriele Schuhmann-Giampieri , Jurgen Conrad
- 申请人地址: DEX
- 专利权人: Schering Aktiengesellschaft
- 当前专利权人: Schering Aktiengesellschaft
- 当前专利权人地址: DEX
- 优先权: DEX4011684.0 19900406
- 主分类号: A61K49/06
- IPC分类号: A61K49/06 ; C07C237/04 ; C07C237/12 ; C07F5/00 ; C07F15/02 ; A61B5/055 ; A61K49/04
摘要:
Chelate compounds of general formula I ##STR1## wherein X is a hydrogen atom and/or a metal ion equivalent of an element of atomic numbers 21-29, 31, 32, 37-40, 42-44, 49 or 57-83, and Z.sup.1, Z.sup.2, R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are as defined herein, as well as their salts with inorganic and/or organic bases, amino acids or amino acid amides, are valuable pharmaceutical agents, e.g., for NMR imaging.
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