Bridged aromatic substituted amine ligands with donor atoms

Organic compounds -- part of the class 532-570 series – Organic compounds – Radioactive metal containing

Reexamination Certificate

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C534S014000, C534S015000, C424S001650, C540S450000, C540S470000, C540S467000

Reexamination Certificate

active

06936700

ABSTRACT:
The present invention provides for substituted metal chelating compounds in which at least two of the chelating atoms are nitrogen which are directly attached to aromatic rings and one or more of those nitrogen atoms has attached thereto a substituent other than hydrogen, and methods for making and using these compounds.

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