D4A;BETA-L-D4A;NSC 108602;Compound FL0097;Didanosin EP Imp I;Didanosine EP Impurity I;2',3'-Dideoxy-2'3'-didehy...;2'3'-didehydro-2'3'-dideoxyadenosine;2',3'-Dideoxy-2',3'-didehydroadenosine;Adenosine, 2',3'-didehydro-2',3'-dideoxy-
2’,3’-Dideoxy-2,3-didehydroadenosine (Didanosine EP Impurity I) is an impurity of Didanosine (D440950), which is a purine analog (1) which used as an antiviral agent. Classed as an anti-retroviral drug used in the treatment of HIV in ART therapy, it also may increase acetaminophen related hepatotoxicity by enhancing mitochrondrial dysfunction (2).