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9β,11β-Epoxy-17,21-dihydroxypregna-1,4-diene-3,20-dione 21-acetate

Also known as: 9beta,11beta-epoxy-17,21-dihydroxypregna-1,4-diene-3,20-dione 21-acetate, 21-acetoxy-9β,11β-epoxy-17α-hydroxy-pregna-1,4-diene-3,20-dione, 21-Acetoxy-9B,11B-epoxy-17a-hydroxy-pregna-1,4-diene-3,20-dione, 21ACETOXY-9β,11β-EPOXY-17α-HYDROXY-PREGNA-1,4-DIENE-3,20-DIONE, Acetic acid 9β,11β-epoxy-17-hydroxy-3,20-dioxopregna-1,4-dien-21-yl ester, 9b,11b-Epoxy-17,21-dihydroxypregna-1,4-diene-3,20-dione 21-acetate, Prednisolone Impurity 16, Prednisolone Impurity 30

9β,11β-Epoxy-17,21-dihydroxypregna-1,4-diene-3,20-dione 21-acetate (CAS 38680-83-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C23H28O6 and a molecular weight of 400.46500 g/mol. Key properties include a boiling point of 572.7ºC at 760 mmHg, a density of 1.32 and a flash point of 197.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
38680-83-0
Jingsj CID
J-1517115-0
Molecular Formula
C23H28O6
Molecular Weight
400.46500 g/mol
Category
Organic Acids
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point572.7ºC at 760 mmHg
Density1.32
Flash Point197.8ºC
Exact Mass400.18900
PSA93.20000
LogP2.28890
Refractive Index1.599

Frequently Asked Questions

What is the CAS number of 9β,11β-Epoxy-17,21-dihydroxypregna-1,4-diene-3,20-dione 21-acetate?

The CAS number of 9β,11β-Epoxy-17,21-dihydroxypregna-1,4-diene-3,20-dione 21-acetate is 38680-83-0.

What are the molecular formula and molecular weight of 9β,11β-Epoxy-17,21-dihydroxypregna-1,4-diene-3,20-dione 21-acetate?

9β,11β-Epoxy-17,21-dihydroxypregna-1,4-diene-3,20-dione 21-acetate has molecular formula C23H28O6 and molecular weight 400.46500 g/mol.

What are the upstream and downstream products of 9β,11β-Epoxy-17,21-dihydroxypregna-1,4-diene-3,20-dione 21-acetate?

For 9β,11β-Epoxy-17,21-dihydroxypregna-1,4-diene-3,20-dione 21-acetate, Upstream Products: Prednisolone Acetate; Downstream Products: Isoflupredone Acetate, Isoflupredone.

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

Last updated:

How to cite: Jingsj. "9β,11β-Epoxy-17,21-dihydroxypregna-1,4-diene-3,20-dione 21-acetate (CAS 38680-83-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1517115-0 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.