17α,20α-Dihydroxy-4-pregnen-3-one

4-孕烯-17α,20α-二醇-3-酮

Also known as: 17alpha,20alpha-Dihydroxyprogesterone, 4-Pregnen-17α,20α-diol-3-one, 20α-Dihydroxyprogesterone, Pregn-4-en-3-one,17,20-dihydroxy-, (20S)-, Dydrogesterone impurity 8, 20-alfa-Dihydrodydrogesterone

17α,20α-Dihydroxy-4-pregnen-3-one (CAS 652-69-7) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C21H32O3 and a molecular weight of 332.477 g/mol. It is also known as 17alpha,20alpha-Dihydroxyprogesterone, 4-Pregnen-17α,20α-diol-3-one and 20α-Dihydroxyprogesterone. Key properties include a melting point of 204-206ºC, a boiling point of 487.1±45.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 262.5±25.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
652-69-7
Jingsj CID
J-1041395-3
Molecular Formula
C21H32O3
Chinese Name
4-孕烯-17α,20α-二醇-3-酮
Molecular Weight
332.477 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point204-206ºC
Boiling Point487.1±45.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point262.5±25.2 °C

Frequently Asked Questions

What is the CAS number of 17α,20α-Dihydroxy-4-pregnen-3-one?

The CAS number of 17α,20α-Dihydroxy-4-pregnen-3-one is 652-69-7.

What are the molecular formula and molecular weight of 17α,20α-Dihydroxy-4-pregnen-3-one?

17α,20α-Dihydroxy-4-pregnen-3-one has molecular formula C21H32O3 and molecular weight 332.477 g/mol.

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

Last updated:

How to cite: Jingsj. "17α,20α-Dihydroxy-4-pregnen-3-one (CAS 652-69-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1041395-3 (accessed 2026-10-24).

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