Etoricoxib: It is used in the treatment of osteoarthritis, acute gout, rheumatoid arthritis, joint stiffness ankylosing spondylitis, and acute postoperative pain in adult
Chemical formula    C4H9NO3
Molar mass             134-135°C
Density            0.85 g/cm3
Boiling point           510°C
Technical Analysis
Specification        Typical Values
Colour (APHA)          white
CAS NO.                72-19-5 / 80-68-2
Density                        1.298±0.06 g/cm3
Solubility            soluble in isopropyl acetate, ethanol and toluene, sparingly soluble in 2-propanol, and practically insoluble in water
Etoricoxib (Arcoxia, Merck & Co., Inc.) is a selective inhibitor of cyclooxygenase-2 (COX-2), an enzyme involved in pain and inflammation.