5α-Androstane-3β,17β-diol

5α-雄烷二醇

Also known as: 5alpha-Androstane-3b,17b-diol, 3β-Androstanediol, Androstane-3,17-diol, 3β,17β-Dihydroxy-5α-androstane, Maxterone, NSC 50891, (3β,5α,17β)-Androstane-3,17-diol, (3S,5S,8R,9S,10S,13S,14S,17S)-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol, 5α-Androstan-3β,17β-diol, 5A-Androstan-3B,17B-diol, 3b,17b-Dihydroxy-5a-androstane

5α-Androstane-3β,17β-diol (CAS 571-20-0) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C19H32O2 and a molecular weight of 292.456 g/mol. It is also known as 5alpha-Androstane-3b,17b-diol, 3β-Androstanediol and Androstane-3,17-diol. Key properties include a melting point of 121-128 °C(lit.), a boiling point of 415.0±18.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 186.0±15.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
571-20-0
Jingsj CID
J-1010675-0
Molecular Formula
C19H32O2
Chinese Name
5α-雄烷二醇
Molecular Weight
292.456 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point121-128 °C(lit.)
Boiling Point415.0±18.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point186.0±15.8 °C

Frequently Asked Questions

What is the CAS number of 5α-Androstane-3β,17β-diol?

The CAS number of 5α-Androstane-3β,17β-diol is 571-20-0.

What are the molecular formula and molecular weight of 5α-Androstane-3β,17β-diol?

5α-Androstane-3β,17β-diol has molecular formula C19H32O2 and molecular weight 292.456 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "5α-Androstane-3β,17β-diol (CAS 571-20-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1010675-0 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.