flumetasone pivalate flumetasone pivalate flumetasone pivalate is a synthetic glucocorticoid corticosteroid and a corticosteroid ester. it is the 21-acetate ester of flumetasone. flumetasone pivalateclinical dataother namesflumetasone 21-pivalatedrug classcorticosteroid; glucocorticoididentifiers iupac name (6s,8s,9r,10s,11s,13s,14s,16r,17r)-6,9-difluoro-11,17-dihydroxy-17-(2-(2,2-dimethylpropionyl)oxyacetyl)-10,13,16-trimethyl-6,7,8,11,12,14,15,16-octahydrocyclopentaphenanthren-3-one cas number2002-29-1pubchem cid443980unii0dv09x6f21comptox dashboard (epa)dtxsid7049005 echa infocard100.016.275 chemical and physical dataformulac27h36f2o6molar mass494.576 g·mol−13d model (jsmol)interactive image smiles c1c23c(c4=cc(=o)c=c4(3((c2(1(c(=o)coc(=o)c(c)(c)c)o)c)o)f)c)f inchi inchi=1s/c27h36f2o6/c1-14-9-16-17-11-19(28)18-10-15(30)7-8-24(18,5)26(17,29)20(31)12-25(16,6)27(14,34)21(32)13-35-22(33)23(2,3)4/h7-8,10,14,16-17,19-20,31,34h,9,11-13h2,1-6h3/t14-,16+,17+,19+,20+,24+,25+,26+,27+/m1/s1key:jwrmhdsinxpdhb-ojagfmmfsa-n