hydrocortisone 17-butyrate hydrocortisone 17-butyrate hydrocortisone 17-butyrate is a form of hydrocortisone butyrate. hydrocortisone 17-butyrate names iupac name 11β,21-dihydroxy-3,20-dioxopregn-4-en-17α-yl butanoate systematic iupac name (1r,3as,3bs,9ar,9bs,10s,11as)-10-hydroxy-1-(hydroxyacetyl)-9a,11a-dimethyl-7-oxo-2,3,3a,3b,4,5,7,8,9,9a,9b,10,11,11a-tetradecahydro-1h-cyclopentaphenanthren-1-yl butanoate identifiers cas number 13609-67-1 y 3d model (jsmol) interactive image chebi chebi:31674 y chembl chembl1683 y chemspider 24344 y drugbank db14540 echa infocard 100.033.707 pubchem cid 26133 unii 05rmf7ypwn y comptox dashboard (epa) dtxsid4045896 inchi inchi=1s/c25h36o6/c1-4-5-21(30)31-25(20(29)14-26)11-9-18-17-7-6-15-12-16(27)8-10-23(15,2)22(17)19(28)13-24(18,25)3/h12,17-19,22,26,28h,4-11,13-14h2,1-3h3/t17-,18-,19-,22+,23-,24-,25-/m0/s1 ykey: bmcqmvfgovhvng-tufayurcsa-n yinchi=1/c25h36o6/c1-4-5-21(30)31-25(20(29)14-26)11-9-18-17-7-6-15-12-16(27)8-10-23(15,2)22(17)19(28)13-24(18,25)3/h12,17-19,22,26,28h,4-11,13-14h2,1-3h3/t17-,18-,19-,22+,23-,24-,25-/m0/s1key: bmcqmvfgovhvng-tufayurcbw smiles o=c4\c=c2/(1(o)c3((oc(=o)ccc)(c(=o)co)cc31cc2)c)(c)cc4 properties chemical formula c25h36o6 molar mass 432.55 g/mol except where otherwise noted, data are given for materials in their standard state (at 25 °c , 100 kpa). y verify (what is yn ?) infobox references