(1,1'-Biphenyl)-4-acetamide, N-2-pyridinyl- (9CI) 2-Biphenylyl-N-pyridylacetamide 5-22-08-00334 (Beilstein Handbook Reference) 51484-40-3 Acetamide, 2-biphenylyl-N-pyridyl- BRN 0483768 Difenpiramide Diphenpyramide EINECS 257-235-9 N-2-Pyridinyl-(1,1'-biphenyl)-4-acetamide N-Pyridin-2-yl(1,1'-biphenyl)-4-acetamide NSC 305337 Pyridyl-biphenylyl-acetamide Z-876