kebuzone kebuzone kebuzone (or ketophenylbutazone) is a nonsteroidal anti-inflammatory drug (nsaid) that is used for the treatment of inflammatory conditions such as thrombophlebitis and rheumatoid arthritis (ra). kebuzoneclinical dataroutes ofadministrationintramuscularatc codem01aa06 (who) pharmacokinetic dataelimination half-life70–100 hoursexcretionrenalidentifiers iupac name 4-(3-oxobutyl)-1,2-di(phenyl)pyrazolidine-3,5-dione cas number853-34-9 ypubchem cid3824drugbankdb08940 nchemspider3692 nunii4vd83ul6y6keggd01567 ychebichebi:31749 ncomptox dashboard (epa)dtxsid00234500 echa infocard100.011.560 chemical and physical dataformulac19h18n2o3molar mass322.364 g·mol−13d model (jsmol)interactive image smiles cc(=o)ccc1c(=o)n(n(c1=o)c2=cc=cc=c2)c3=cc=cc=c3 inchi inchi=1s/c19h18n2o3/c1-14(22)12-13-17-18(23)20(15-8-4-2-5-9-15)21(19(17)24)16-10-6-3-7-11-16/h2-11,17h,12-13h2,1h3 nkey:lgytzkpvoaiukx-uhfffaoysa-n n ny (what is this?) (verify)