anisindione anisindione anisindione (brand name miradon) is a synthetic anticoagulant and an 1,3-indandione derivative. it prevents the formation of active procoagulation factors ii, vii, ix, and x, as well as the anticoagulant proteins c and s, in the liver by inhibiting the vitamin k–mediated gamma-carboxylation of precursor proteins. anisindioneclinical dataahfs/drugs.commicromedex detailed consumer informationroutes ofadministrationoralatc codenoneidentifiers iupac name 2-(4-methoxyphenyl)indene-1,3-dione cas number117-37-3 ypubchem cid2197iuphar/bps6960drugbankdb01125 ychemspider2112 yuniis747t1erajkeggd07457 ychebichebi:133809 ychemblchembl712 ycomptox dashboard (epa)dtxsid3022611 echa infocard100.003.806 chemical and physical dataformulac16h12o3molar mass252.269 g·mol−13d model (jsmol)interactive image smiles o=c2c1ccccc1c(=o)c2c3ccc(oc)cc3 inchi inchi=1s/c16h12o3/c1-19-11-8-6-10(7-9-11)14-15(17)12-4-2-3-5-13(12)16(14)18/h2-9,14h,1h3 ykey:xrcfxmgqevuzfc-uhfffaoysa-n y (verify)