Etoricoxib Impurity 21

Etoricoxib Etoricoxib Impurity 18 Etoricoxib Impurity 12 Etoricoxib Impurity 25 (2-Chloro-N,N-Dimethyl Aminotrimethinium Perchlorate) Etoricoxib Impurity 14

Etoricoxib Impurity 17 3 aMino-2-chloroacrolein 5-Chloro-6'-Methyl-3-[4-(Methylsulfonyl)phenyl]-2,3'-bipyridine 1'-Oxide Etoricoxib Impurity 20 Etoricoxib Impurity 11

Etoricoxib Impurity 13 Etoricoxib iMpurity 2 Etoricoxib Impurity 16 Etoricoxib Impurity 19 Etoricoxib impurity 22

Etoricoxib IMpurity Etoricoxib iMpurity 1 (Z)-1-(6-methylpyridin-3-yl)-2-(4-(methylsulfonyl)phenyl)ethanone oxime