etofibrate etofibrate etofibrate is a fibrate. it is a combination of clofibrate and niacin, linked together by an ester bond. in the body, clofibrate and niacin separate and are released gradually, in a manner similar to controlled-release formulations. etofibrateclinical dataahfs/drugs.cominternational drug namesatc codec10ab09 (who) pharmacokinetic datametabolismhydrolyzed to clofibric acid and niacinidentifiers iupac name 2-ethyl 2-(4-chlorophenoxy)-2-methylpropanoate cas number31637-97-5 ypubchem cid65777drugbankdb08983 ychemspider59197 yunii23tf67g79mkeggd07187 ychemblchembl358150 ycomptox dashboard (epa)dtxsid80185521 echa infocard100.046.115 chemical and physical dataformulac18h18clno5molar mass363.79 g·mol−13d model (jsmol)interactive image smiles o=c(occoc(=o)c(oc1ccc(cl)cc1)(c)c)c2cccnc2 inchi inchi=1s/c18h18clno5/c1-18(2,25-15-7-5-14(19)6-8-15)17(22)24-11-10-23-16(21)13-4-3-9-20-12-13/h3-9,12h,10-11h2,1-2h3 ykey:xxrvyafbudsljx-uhfffaoysa-n y (verify)