2(1H)-Pyridinone, 5-methyl-1-phenyl- 2(1H)-Pyridone, 5-methyl-1-phenyl- 5-21-07-00197 (Beilstein Handbook Reference) 5-Methyl-1-phenyl-2(1H)-pyridone 53179-13-8 AMR 69 AMR-69 BRN 1526549 Deskar PIRFENIDONE Pirfenidona [INN-Spanish] Pirfenidone [USAN:INN] Pirfenidonum [INN-Latin]