Nonionic radiographic contrast agents

Details Nonionic radiographic contrast agents Nonionic radiographic contrast agents

1992-06-05

1994-01-11

Ivy, C. Warren

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546247, 548537, 549 72, 549487, C07D21136, C07D20709, C07D33316, C07D30712

Patent

active

052783111

ABSTRACT:
Novel nonionic contrast agents of the formula ##STR1## or dimers of the formula ##STR2## are disclosed where X, Z and R.sub.1 -R.sub.5 are as defined herein.

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