tioclomarol tioclomarol tioclomarol is an anticoagulant of the 4-hydroxycoumarin vitamin k antagonist type. it is a second generation drug, used as a rodenticide that is effective for the control of rodents that are resistant to this class of drugs. tioclomarolclinical dataatc codeb01aa11 (who) identifiers iupac name 3--2-hydroxy-4h-chromen-4-one cas number22619-35-8pubchem cid72147chemspider11236578uniie5b7c16lfkkeggd07137 ychemblchembl2105401comptox dashboard (epa)dtxsid80875354 chemical and physical dataformulac22h16cl2o4smolar mass447.33 g·mol−13d model (jsmol)interactive image smiles c1ccc2c(c1)c(c(c(=o)o2)c(cc(c3ccc(cc3)cl)o)c4ccc(s4)cl)o inchi inchi=1s/c22h16cl2o4s/c23-13-7-5-12(6-8-13)16(25)11-15(18-9-10-19(24)29-18)20-21(26)14-3-1-2-4-17(14)28-22(20)27/h1-10,15-16,25-26h,11h2key:wrgovnkntpwhlz-uhfffaoysa-n (verify)