申请人:PROVINCIAL HEALTH SERVICES AUTHORITY
公开号:US20210338851A1
公开(公告)日:2021-11-04
A compound comprising a prostate specific membrane antigen (PSMA)-targeting moiety of the following formula or of a salt or a solvate thereof. R
0
is O or S. Each of R
1a
, R
1b
and R
1c
may be —CO
2
H, —SO
2
H, —SO
3
H, —PO
2
H, or —PO
3
H
2
, for example. R
2
may be methylene or a derivative thereof, propylene or a derivative thereof, or a derivative of ethylene, optionally substituted. R
3
is a linker. When the PSMA-targeting moiety is linked to a radiolabeling group, the compound may be used as an imaging agent or therapeutic agent for PSMA-expressing diseases/conditions.