3'-chloro-3'-deoxythyMidine;Zidovudine Related CoMpound B;Zidovudine EP IMpurity B;3'-Chloro-3'-deoxythyMidine (Zidovudine Related CoMpound B);Zidovudine ImpuritⅠ:3'-Chloro-3'-deoxythymidine;3'-Desoxy-3'-chlor-thymidin;3'-Deoxy-3'-chlorothymidine;1-(3-Chloro-2,3-dideoxy-beta-D-eryt
3''-Chloro-3''-deoxythymidine (Zidovudine EP Impurity B) is an impurity of 3''-Azido-3''-deoxythymidine (A825000), a potent and selective inhibitor of HIV-1 replication and a potential antiviral agent.