Patent ID: 11931431
Assignee: FUTURECHEM CO., LTD
Field: Pharmaceuticals (Chemistry)
Classification: CPC A  C | IPC A  C

Claim 0:
1. A compound represented by formula 1, a stereoisomer thereof, a hydrate thereof, or a pharmaceutically acceptable salt thereof:, In formula 1,
L1 is —(CH2)a—, wherein a is an integer of 1 to 8;
U is a bond, or —C(O)—;
R1 is -L5-CO2H, wherein L5 is —(CH2)b—, wherein b is an integer of 1 to 6;
X is a bond, or —C(O)—;
W is a bond, or —NA1-, A1 is hydrogen, or —(CH2)c-pyridyl, wherein c is an integer of 0 to 3;
L2 is a bond, or —(CH2)d—, wherein d is an integer of 1 to 8;
Tz is a bond,, L3 is C1-12 straight or branched alkylene, wherein one or more carbon atoms in alkylene can be replaced by oxygen atoms;
L4 is —(CH2)e—, wherein e is an integer of 1 to 6;
n is an integer of 0 to 1;
R2 is hydrogen, C1-5 straight or branched alkyl, or halogen;
Y is oxygen or sulfur;
Z is a chelator including a radioactive metal, wherein the radioactive metal is Ga-68, Cu-64, Cu-67, Y-90, Sc-47, In-111, Sn-117m, Lu-177, Bi-212, Bi-213, Pb-212, Ra-223, or Ac-225, and the chelator is,