Phenylbutazone
IUPAC Name : 4-butyl-1,2-diphenyl-pyrazolidine-3,5-dione
CAS Number : 50-33-9
Molecular Formula : C19H20N2O2
Synonyms : PBZ;Bute;Azdid;Butoz;Buzon;Kadol;Reudo;Uzone;A 7514;Azolid
Application :For the treatment of backache and ankylosing spondylitis