AB-680 (ammonium)

AB-680 ammonium is a highly potent, reversible and selective inhibitor of CD73 (an ecto-nucleotidase), with a Ki of 4.9 pM for hCD73, displays >10,000-fold selectivity over related ecto-nucleotidases CD39. Anti-tumor activity[1].

C20H30ClFN6O9P2

614.89

O=P(CP(O)([O-])=O)([O-])OC[C@@H]1[C@@H](O)[C@@H](O)[C@H](N2C(N=C(Cl)C=C3N[C@H](C4=CC=CC=C4F)C)=C3C=N2)O1.[NH4+].[NH4+]

CD73

10 mM in DMSO

Room temperature