Nitrogen-containing cyclic ligands

Details Nitrogen-containing cyclic ligands Nitrogen-containing cyclic ligands

1989-10-16

1991-09-17

Springer, David B.

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

Organic compounds

Unsubstituted hydrocarbyl chain between the ring and the -c-...

C07D25900, C07D25702

Patent

active

050496670

ABSTRACT:
The subject of the invention is nitrogen-containing cyclic ligands and metal complexes formed by these ligands, the uses of these complexes as magnetic resonance imaging (MRI) agents, as X-ray contrast agents and as chemical shift reagents in vivo.

REFERENCES:
patent: 3485818 (1969-12-01), Thompson
patent: 4168265 (1979-09-01), Tabushi et al.
patent: 4702998 (1987-10-01), Tanaka et al.
patent: 4880008 (1989-11-01), Lauffer

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