发明名称 Werkwijze voor de bereiding van een tussenprodukt dat bruikbaar is in de synthese van gejodeerde contrastmedia.
摘要 A process for the preparation of (S)-N,N'-bis[2-hydroxy-1-(hydroxymethyl)ethyl]-5-(2-acetoxy-propionylamino)-2,4,6-triiodo-isophthalamide, an intermediate useful for the synthesis of iopamidol, by reaction between L-5-(2-acetoxy-propionylamino)-2,4,6-triiiodoisophthaloyl dichloride and 2-amino-1 ,3-propanediol in N-methylpyrrolidone and in the presence of a base, is described.
申请公布号 NL1005650(A1) 申请公布日期 1997.09.30
申请号 NL19971005650 申请日期 1997.03.26
申请人 ZAMBON GROUP S.P.A. 发明人 MARCO VILLA;ANTONIO NARDI;MAURIZIO PAIOCCHI
分类号 A61K49/04;C07C231/02;C07C237/46 主分类号 A61K49/04
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