发明授权
US5386028A Process for the production of
N-.beta.-hydroxyalkyl-tri-N-carboxyalkyl-1,4,7,10-tetraazacyclododecane
and
N-.beta.-hydroxyalkyl-tri-N-carboxyalkyl-1,4,8,11-tetraazacyclotetradeca
ne derivatives and their metal complexes
失效
制备N-β-羟基烷基 - 三-N-羧基烷基-1,4,7,10-四氮杂环十二烷和N-β-羟烷基 - 三-N-羧基烷基-1,4,8,11-四氮杂环十四烷衍生物的方法和 他们的金属配合物
- 专利标题: Process for the production of N-.beta.-hydroxyalkyl-tri-N-carboxyalkyl-1,4,7,10-tetraazacyclododecane and N-.beta.-hydroxyalkyl-tri-N-carboxyalkyl-1,4,8,11-tetraazacyclotetradeca ne derivatives and their metal complexes
- 专利标题(中): 制备N-β-羟基烷基 - 三-N-羧基烷基-1,4,7,10-四氮杂环十二烷和N-β-羟烷基 - 三-N-羧基烷基-1,4,8,11-四氮杂环十四烷衍生物的方法和 他们的金属配合物
-
申请号: US16452申请日: 1993-02-11
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公开(公告)号: US5386028A公开(公告)日: 1995-01-31
- 发明人: Ulf Tilstam , Helmut Borner , Klaus Nickisch , Heinz Gries , Johannes Platzek
- 申请人: Ulf Tilstam , Helmut Borner , Klaus Nickisch , Heinz Gries , Johannes Platzek
- 申请人地址: DEX Berlin and Bergkamen
- 专利权人: Schering Aktiengesellschaft
- 当前专利权人: Schering Aktiengesellschaft
- 当前专利权人地址: DEX Berlin and Bergkamen
- 优先权: DEX4218744 19920604
- 主分类号: A61K31/395
- IPC分类号: A61K31/395 ; A61K31/555 ; A61K51/00 ; C07D257/02 ; C07D405/04 ; C07F5/00 ; C08F4/64 ; A61K49/02
摘要:
A process for the production of N-.beta.-hydroxyalkyl-tri-N-carboxyalkyl-1,4,7,10-tetraazacyclododecane and N-.beta.-hydroxyalkyl-tri-N-carboxyalkyl-1,4,8,11-tetraazacyclotetradecane derivatives and their metal complexes is described.
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