5α-Pregnan-3β-ol-20-one is an analytical reference standard categorized as a steroid metabolite.1 5α-Pregnan-3β-ol-20-one is a metabolite of progesterone. 5α-Pregnan-3β-ol-20-one is regulated as a Schedule IV compound in the United States. This product is intended for research and forensic applications.
1.Murphy, B.E.P., Abbott, F.V., Allison, C.M., et al.Elevated levels of some neuroactive progesterone metabolites, particularly isopregnanolone, in women with chronic fatigue syndromePsychoneuroendocrinology29(2)245-268(2004)
















