CAS: 133330-60-6 Molecular Formula: C14 H9 Cl2 N O Molecular Weight (g/mol): 278.13 Synonym: 4,8-Dichloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one,Loratadine Impurity E,Loratadine Impurity 24 IUPAC Name: 4,8-dichloro-5,6-dihydrobenzo[1,2]cyclohepta[2,4-b]pyridin-11-one SMILES: Clc1ccc2C(=O)c3nccc(Cl)c3CCc2c1