Abrocitinib and its Impurities

Abrocitinib, brand name Cibinqo is an oral medication that belongs to a class of drugs called Janus kinase (JAK) inhibitors. it is used to treat moderate to severe atopic dermatitis (eczema). Reference standards of Abrocitinib API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.