6.
    发明专利
    未知

    公开(公告)号:DE2920174A1

    公开(公告)日:1980-11-20

    申请号:DE2920174

    申请日:1979-05-18

    Applicant: HOECHST AG

    Abstract: What are disclosed are (2,3,4,5,6-pentafluoroacetanilido)-iminodiacetic acid and a method for its preparation from chloroacetic acid (2,3,4,5,6-pentafluoroanilide); (4-n-pentylacetanilido)-iminodiacetic acid and a method for its preparation from chloroacetic acid (4-n-pentylanilide); diagnostic agents for visualizing the heptobiliary system containing these substituted acetanilidoiminodiacetic acid compounds labeled with technetium-99m; and methods for making and using such diagnostic agents.

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