11β,21-Dihydroxy-5β-pregnane-3,20-dione

11β,21-二羟基-5β-孕甾-3,20-二酮

Also known as: 5β-Dihydrocorticosterone, 5beta-Dihydrocorticosterone, 5β-Pregnane-11β,21-diol-3,20-dione, 5beta-Pregnane-11beta,21-diol-3,20-dione, 11beta,21-Dihydroxy-5beta-pregnane-3,20-dione, Pregnane-3,20-dione, 11,21-dihydroxy-, (5β,11β)-, 5B-Dihydrocorticosterone, 5B-PREGNANE-11B,21-DIOL-3,20-DIONE, 5beta-dihydrocorticosterone, 5β-PREGNAN-11β,21-DIOL-3,20-DIONE, (5R,8S,9S,10S,11S,13S,14S,17S)-11-hydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-1,2,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-3-one, 11-hydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-1,2,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-3-one

11β,21-Dihydroxy-5β-pregnane-3,20-dione (CAS 566-01-8) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C21H32O4 and a molecular weight of 348.47600 g/mol. It is also known as 5β-Dihydrocorticosterone, 5beta-Dihydrocorticosterone and 5β-Pregnane-11β,21-diol-3,20-dione. Key properties include a boiling point of 508.5ºC at 760mmHg, a density of 1.175g/cm3 and a flash point of 275.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
566-01-8
Jingsj CID
J-1356845-2
Molecular Formula
C21H32O4
Chinese Name
11β,21-二羟基-5β-孕甾-3,20-二酮
Molecular Weight
348.47600 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point508.5ºC at 760mmHg
Density1.175g/cm3
Flash Point275.4ºC

Frequently Asked Questions

What is the CAS number of 11β,21-Dihydroxy-5β-pregnane-3,20-dione?

The CAS number of 11β,21-Dihydroxy-5β-pregnane-3,20-dione is 566-01-8.

What are the molecular formula and molecular weight of 11β,21-Dihydroxy-5β-pregnane-3,20-dione?

11β,21-Dihydroxy-5β-pregnane-3,20-dione has molecular formula C21H32O4 and molecular weight 348.47600 g/mol.

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

Last updated:

How to cite: Jingsj. "11β,21-Dihydroxy-5β-pregnane-3,20-dione (CAS 566-01-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1356845-2 (accessed 2026-10-24).

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