sb-705498 sb-705498 sb-705498 is a drug which acts as a potent and selective blocker of the trpv1 ion channel. it has been evaluated in clinical trials for the treatment of rhinitis and chronic cough. sb-705498identifiers iupac name 1-(2-bromophenyl)-3-pyrrolidin-3-yl]urea cas number501951-42-4pubchem cid9910486drugbankdb11883chemspider8086137uniit74v9o0y2wchemblchembl207433comptox dashboard (epa)dtxsid20198236 chemical and physical dataformulac17h16brf3n4omolar mass429.241 g·mol−13d model (jsmol)interactive image smiles c1cn(c1nc(=o)nc2=cc=cc=c2br)c3=nc=c(c=c3)c(f)(f)f inchi inchi=1s/c17h16brf3n4o/c18-13-3-1-2-4-14(13)24-16(26)23-12-7-8-25(10-12)15-6-5-11(9-22-15)17(19,20)21/h1-6,9,12h,7-8,10h2,(h2,23,24,26)/t12-/m1/s1key:jyillrhxrvtrsh-gfccvegcsa-n