17,21-Dihydroxypregnenolone is the main precursor of cortisol. 17,21-Dihydroxypregnenolone can be formed by pregnenolone through human adrenal microsomal preparations.
Definition
ChEBI: 17alpha,21-dihydroxypregnenolone is a 17alpha-hydroxy steroid, a 21-hydroxy steroid, a 3beta-hydroxy-Delta(5)-steroid, a primary alpha-hydroxy ketone and a tertiary alpha-hydroxy ketone. It has a role as a mouse metabolite. It is functionally related to a pregnenolone.