| 发明名称 |
A process for the preparation of 1,4,7,10-tetraazacyclododecane-1,4,7-triacetic acid |
| 摘要 |
<p>A process for the preparation of 1,4,7,10-tetraazacyclododecane-1,4,7-triacetic acid and the salts thereof of formula (I) which comprises the following steps: a) carboxymethylation reaction of a suitable precursor in water, with a haloacetic acid, b) hydrolysis reaction in basic conditions by addition of the base added at the previous step.</p> |
| 申请公布号 |
IN186470(B) |
申请公布日期 |
2001.09.08 |
| 申请号 |
IN1252MA1998 |
申请日期 |
1998.06.10 |
| 申请人 |
BRACCO S.P.A. |
发明人 |
RIPA GIORGIO;SCALA ALESSANDRO;MURRU MARCELLA;PENETTA EMANUELA;VISCARDI CARLO FELICE;AUSONIO MARINA |
| 分类号 |
C07D257/02;(IPC1-7):C07D257/00 |
主分类号 |
C07D257/02 |
| 代理机构 |
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