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US 2017/0281803 A1Published application
Renal imaging agent
AssigneeNihon Medi-Physics Co., Ltd.
InventorNorihito NAKATA
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Abstract
The present invention provides a renal imaging agent comprising a nitroimidazole-type compound or a salt thereof. The renal imaging agent according to the present invention can be used in positron emission tomography.
Claims4
A renal imaging agent comprising a nitroimidazole-based compound represented by the general formula (1) shown below, or a salt thereof.
- wherein R1 is hydrogen or a hydroxymethyl group, and A is any one of the groups (I) to (IV) shown below:
- wherein R2 is hydrogen or a hydroxy group, R3 is hydrogen or a hydroxymethyl group, R4 is a hydroxy group or a hydroxymethyl group, k is 0 or 1, m is 0 or 1, n is 0, 1 or 2, and X is radioactive fluorine;
- wherein n is 0, 1 or 2, p is 1 or 2, q is 0, 1 or 2, and X is a radioactive fluorine;
- wherein n is 0, 1 or 2, and X is a radioactive fluorine;
- and
- wherein n is 0, 1 or 2, and X is a radioactive fluorine.
3 more elements
Dependencies are inferred from the claim text.