17α-Hydroxypregnenolone
17α-羟基妊娠烯醇酮
Also known as: 17-Hydroxypregnenolone, 17-OH Pregnenolone, 17-OH PREG, 3β,17α-Dihydroxy-5-pregnen-20-one, 5-Pregnene-3β,17α-diol-20-one, NSC63853, 17a-Hydroxypregnolone, 17alpha-Hydroxypregnenolone, (3β)-3,17-dihydroxypregn-5-en-20-one, 17α-Hydroxypregnenolone (IUPAC)
17α-Hydroxypregnenolone (CAS 387-79-1) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C21H32O3 and a molecular weight of 334.493 g/mol. It is also known as 17-Hydroxypregnenolone, 17-OH Pregnenolone and 17-OH PREG. Key properties include a melting point of 273℃, a boiling point of 468.1±40.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 251.0±23.8 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 387-79-1
- Jingsj CID
- J-1451961-7
- Molecular Formula
- C21H32O3
- Chinese Name
- 17α-羟基妊娠烯醇酮
- Molecular Weight
- 334.493 g/mol
- Category
- Alcohols
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 273℃ |
|---|---|
| Boiling Point | 468.1±40.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 251.0±23.8 °C |
GHS Safety & Compliance
Frequently Asked Questions
What is the CAS number of 17α-Hydroxypregnenolone?
The CAS number of 17α-Hydroxypregnenolone is 387-79-1.
What are the molecular formula and molecular weight of 17α-Hydroxypregnenolone?
17α-Hydroxypregnenolone has molecular formula C21H32O3 and molecular weight 334.493 g/mol.
Is 17α-Hydroxypregnenolone hazardous?
17α-Hydroxypregnenolone has GHS signal word Danger.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "17α-Hydroxypregnenolone (CAS 387-79-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1451961-7 (accessed 2026-10-22).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.