suxibuzone suxibuzone suxibuzone is an analgesic used for joint and muscular pain. it is a prodrug of the non-steroidal anti-inflammatory drug (nsaid) phenylbutazone, and is commonly used in horses. suxibuzonesuxibuzone moleculeclinical dataahfs/drugs.cominternational drug namesatc codem02aa22 (who) qm01aa90 (who)identifiers iupac name 4-methoxy]-4-oxobutanoic acid cas number27470-51-5 ypubchem cid5362chemspider5169 nunii86tdz5wp2bkeggd01289 ychemblchembl1414320 ncomptox dashboard (epa)dtxsid6021296 echa infocard100.044.056 chemical and physical dataformulac24h26n2o6molar mass438.480 g·mol−13d model (jsmol)interactive image smiles o=c(o)ccc(=o)occ2(c(=o)n(c1ccccc1)n(c2=o)c3ccccc3)cccc inchi inchi=1s/c24h26n2o6/c1-2-3-16-24(17-32-21(29)15-14-20(27)28)22(30)25(18-10-6-4-7-11-18)26(23(24)31)19-12-8-5-9-13-19/h4-13h,2-3,14-17h2,1h3,(h,27,28) nkey:onwxnhpoagomtg-uhfffaoysa-n n ny (what is this?) (verify)