Macrocyclic polyaza dichelates linked through ring nitrogens via

Details Macrocyclic polyaza dichelates linked through ring nitrogens via Macrocyclic polyaza dichelates linked through ring nitrogens via

1994-04-12

1997-07-22

Hollinden, Gary E.

Drug, bio-affecting and body treating compositions

Radionuclide or intended radionuclide containing; adjuvant...

In an organic compound

424 9363, 534 10, 534 15, 540460, 540465, 540474, A61K 5104, A61B 5055, C07F 500, C07D22500

Patent

active

056501331

ABSTRACT:
This invention relates to dichelants, in particular compounds having two macrocyclic chelant groups linked by a bridge containing an ester or amide bond, especially compounds of formula Vb ##STR1## (wherein each X which may be the same or different is NZ, O or S, at least two Xs being NZ;

REFERENCES:
patent: 4217436 (1980-08-01), Richter et al.
patent: 5049667 (1991-09-01), Schaefer et al.
patent: 5275801 (1994-01-01), Niedballa et al.
patent: 5334371 (1994-08-01), Gries et al.
patent: 5446145 (1995-08-01), Love et al.

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