rupatadine fumarate and its Impurities
Rupatadine Fumarate is used for the treatment of allergic rhinitis and chronic urticaria. A second generation antihistamine and PAF antagonist drug.Reference standards of Rupatadine Fumarate API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

![(4-(8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[ PA 18 0441006](https://www.pharmaffiliates.com/pimages/PA180441006.jpg)
(4-(8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)piperidin-1-yl)(5-methylpyridin-3-yl)methanone
(4-(8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)piperidin-1-yl)(5-methylpyridin-3-yl)methanone
Catalogue No.:PA 18 0441006
CAS :
156523-04-5
Molecular Formula : C26H24ClN3O
Molecular Weight : 429.95