Loratadine EP Impurity A

Chemical Name: Ethyl 4-[(11RS)-8-chloro-11-hydroxy-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-yl]piperidine-1-carboxylate (as per EP) ; Ethyl 4-(8-chloro-11-hydroxy-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin- 11-yl) piperidin-1-carboxylate (as per USP)

Synonym: Loratadine USP Related Compound F ; Hydroxy Loratadine (USP)