Biimidazole diamide anion binding agents

Details Biimidazole diamide anion binding agents Biimidazole diamide anion binding agents

2006-07-18

2006-07-18

Stockton, Laura L. (Department: 1626)

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C548S313400, C436S518000

Reexamination Certificate

active

07078528

ABSTRACT:
Biimidazole diamide compounds that are useful for binding anions such as sulfate are described, along with the use thereof for purposes such as extracting anions from a waste stream and/or detecting anions.

REFERENCES:
patent: 5593593 (1997-01-01), Nilsen et al.
Beer et al., Anion Recognition and Sensing: The State of the Art and Future Perspectives,Angew. Chem. Int. Ed., 40:486-516 (2001).
Causey et al., Anion Binding by Fluorescent Biimidazole Diamides,J. Org. Chem., 67:5963-5968, Aug. 23, 2002.
Fortin et al., Preparation and Characterization of Oxorhenium (V) complexes with 2,2′-Biimidazole: The Strong Affinity of Coordinated Biimidazole for Chloride Ions via N-H . . . C1-Hydrogen Bonding,Inorg. Chem., 39:4886-4893 (2000).
Gale et al., 2-Amidopyrroles and 2,5-Diamidopyrroles as Simple Anion Binding Agents,J. Org. Chem., 66:7849-7853 (2001).
Schmidtchen et al., Artificial Organic Host Molecules for Anions,Chem. Rev., 97:1609-1646 (1997).

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