Alogliptin Related Compound 43

2-((6-Chloro-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)methyl)-4-fluorobenzonitrile is an impurity of Alogliptin (A575425), an oral antihyperglycemic agent that is a selective inhibitor of the enzyme dipeptidyl peptidase-4 (DPP-4). Antidiabetic agent.