dexibuprofen dexibuprofen dexibuprofen is a nonsteroidal anti-inflammatory drug (nsaid). dexibuprofenclinical datatrade namesseractil, deltaran, ibusoft, monactilahfs/drugs.cominternational drug namesroutes ofadministrationoralatc codem01ae14 (who) identifiers iupac name (2s)-2-propanoic acid cas number51146-56-6 ypubchem cid39912chemspider36498 yunii671dkg7p5skeggd03715 ychebichebi:43415 ychemblchembl175 ycomptox dashboard (epa)dtxsid9048724 echa infocard100.106.960 chemical and physical dataformulac13h18o2molar mass206.285 g·mol−13d model (jsmol)interactive image smiles c(c1ccc(cc1)cc(c)c)c(=o)o inchi inchi=1s/c13h18o2/c1-9(2)8-11-4-6-12(7-5-11)10(3)13(14)15/h4-7,9-10h,8h2,1-3h3,(h,14,15)/t10-/m0/s1 ykey:hefnnwsxxwatrw-jtqlqieisa-n y (verify) it is the active dextrorotatory enantiomer of ibuprofen. most ibuprofen formulations contain a racemic mixture of both isomers. chemistry basically dexibuprofen is a chiral switch of racemic ibuprofen. the chiral carbon in dexibuprofen is assigned an absolute configuration, (s), as per cahn-ingold-prelog rule. pharmacology ibuprofen, is an α-arylpropionic acid, used largely in the treatment of rheumatoid arthritis and widely used over-the counter drug for headache and minor pains. this drug has a chiral center and exists as a pair of enantiomers. the (s)- ibuprofen, the eutomer, is responsible for the desired therapeutic effect. the inactive (r)-enantiomer, the distomer, undergoes a unidirectional chiral inversion to give the active (s)-enantiomer, the former acting as a pro-drug for the latter. that is, when the ibuprofen is administered as a racemate the distomer is converted in vivo into the eutomer while the latter is unaffected.