Pregnenolone
Synonyms
5 Pregnen 3 beta ol 20 one
5-Pregnen-3-beta-ol-20-one
Pregn-5-en-20-one, 3-hydroxy-, (3beta)-
A 21-carbon steroid, derived from CHOLESTEROL and found in steroid hormone-producing tissues. Pregnenolone is the precursor to GONADAL STEROID HORMONES and the adrenal CORTICOSTEROIDS.