CAS: 105-60-2 Molecular Formula: C6 H11 N O Molecular Weight (g/mol): 113.16 Synonym: 2H-Azepin-2-one, hexahydro-,Hexahydro-2H-azepin-2-one,1-Aza-2-cycloheptanone,2-Azacycloheptanone,2-Ketohexamethylenimine,2-Oxoazepane,2-Oxohexamethylenimine,2-Perhydroazepinone,6-Caprolactam,6-Hexanelactam,A 19374,AP,AP (lactam),Aminocaproic lactam,Azepan-2-one,Caprolactam,Hexahydro-1H-azepin-2-one,Hexahydro-2-azepinone,Hexano-6-lactam,Hexanoic acid, 6-amino-, cyclic lactam,Hexanolactam,NSC 117393,NSC 25536,NSC 4977,ε-Caprolactam,ω-Caprolactam IUPAC Name: azepan-2-one SMILES: O=C1CCCCCN1