2-Chloro-ADP (2-Chloroadenosine 5′-diphosphate) sis a Adenosine 5'-diphosphate (ADP;) derivative that induces human platelet aggregation and inhibits stimulated adenylate cyclase. 2-Chloro-ADP inhibits mortalin nucleotide-binding domain (NBD) with a K i of 45.05 μM.