The chemical Veliparib has a designated molecular formula of C13H16N4O and a molecular weight of 244.298 g/mol. Synonyms may include: ABT 888, ABT-888, A861695, UNII-01O4K0631N (ChemID). Veliparib has been assigned a MeSH pharmacological action of: Poly(ADP-ribose) Polymerase Inhibitor.