CAS No: 162011-90-7 Name: Rofecoxib Formula: C17H14O4S Molecular Structure: • • Synonyms: • 3-(4-Methanesulfonylphenyl)-2-phenyl-2-buten-4-olide;3-Phenyl-4-[4-(Methylsulfonyl)phenyl]-2(5H)-furanone;4-(4-(Methanesulfonyl)phenyl)-3-phenyl-5H-furan-2-one;4-[(4-Methylsulfonyl)phenyl]-3-phenyl-2(5H)-furanone;Ceeoxx;Ceoxx;MK 0966;MK 966;Rhuma-cure;2(5H)-Furanone,4-[4-(methylsulfonyl)phenyl]-3-phenyl-;Vioxx; • Molecular Weight: • 314.35 • Appearance: • off-white (pale yellow) crystalline powder