4-Pyridinecarboxamide, N,N-diethyl- (9CI) 5-22-02-00196 (Beilstein Handbook Reference) 530-40-5 BRN 0133559 ISONICOTINAMIDE, N,N-DIETHYL- Isonicotinic acid diethylamide N,N-Diethylisonicotinamide NSC 165783