7α-thiomethylspironolactone sulfoxide 7α-thiomethylspironolactone sulfoxide 7α-thiomethylspironolactone sulfoxide (also known as 7α-tms sulfoxide, 7α-thiomethylspironolactone s-oxide, or 7α-methylsulfinylspironolactone) is a metabolite of spironolactone (brand name aldactone), an antimineralocorticoid and antiandrogen medication. 7α-tms sulfoxide is specifically formed from 7α-thiomethylspironolactone (7α-tms). 7α-thiomethylspironolactone sulfoxideclinical dataother names7α-tms sulfoxide; 7α-thiomethylspironolactone s-oxide; 7α-methylsulfinylspironolactoneidentifiers iupac name (7r,8r,9s,10r,13s,14s,17r)-10,13-dimethyl-7-methylsulfinylspirophenanthrene-17,5'-oxolane]-2',3-dione cas number38753-75-2 ypubchem cid162324chemspider142538unii59mb937w7xchemblchembl3544706comptox dashboard (epa)dtxsid60959565 chemical and physical dataformulac23h32o4smolar mass404.57 g·mol−13d model (jsmol)interactive image smiles c12ccc(=o)c=c1c(32cc4(3cc45ccc(=o)o5)c)s(=o)c inchi inchi=1s/c23h32o4s/c1-21-8-4-15(24)12-14(21)13-18(28(3)26)20-16(21)5-9-22(2)17(20)6-10-23(22)11-7-19(25)27-23/h12,16-18,20h,4-11,13h2,1-3h3/t16-,17-,18+,20+,21-,22-,23+,28?/m0/s1key:advfybftukgfgc-flwpulifsa-n