Chemical Name: 4-(Methylsulfonyl)acetophenone ; 1-[4-(Methylsulfonyl)phenyl]ethanone; 1-(4-Methylsulfonylphenyl)ethanone ; 1-[4-(Methylsulfonyl)phenyl]ethan-1-one ; NSC 403928; p-Acetylphenyl methyl sulfone; p-Methylsulfonylacetophenone ; 4-(Methanesulfonyl)acetophenone
Synonym: Etoricoxib USP RC A