16,17-Epoxypregn-4-ene-3,11,20-trione

Also known as: 16,17-Epoxy-11-ketoprogesterone, (16α)-16,17-epoxypregn-4-ene-3,11,20-trione, 16α,17α-epoxy-4-pregnen-3,11,20-trione, 16a,17a-epoxy-4-pregnen-3,11,20-trione, Pregn-4-ene-3,11,20-trione, 16,17-epoxy-, (16α)-

16,17-Epoxypregn-4-ene-3,11,20-trione (CAS 3684-84-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C21H26O4 and a molecular weight of 342.42900 g/mol. Key property: a melting point of 182ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 3684-84-2
Jingsj CID: J-925855-3
Molecular Formula: C₂₁H₂₆O₄
Molecular Weight: 342.42900 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	182ºC
Exact Mass	342.18300
PSA	63.74000
LogP	3.03380

Frequently Asked Questions

What is the CAS number of 16,17-Epoxypregn-4-ene-3,11,20-trione?

The CAS number of 16,17-Epoxypregn-4-ene-3,11,20-trione is 3684-84-2.

What are the molecular formula and molecular weight of 16,17-Epoxypregn-4-ene-3,11,20-trione?

16,17-Epoxypregn-4-ene-3,11,20-trione has molecular formula C21H26O4 and molecular weight 342.42900 g/mol.

What are the upstream and downstream products of 16,17-Epoxypregn-4-ene-3,11,20-trione?

For 16,17-Epoxypregn-4-ene-3,11,20-trione, Upstream Products: (16α)-16,17-Epoxypregn-4-ene-3,20-dione.

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

Last updated: 8/21/2026

How to cite: Jingsj. "16,17-Epoxypregn-4-ene-3,11,20-trione (CAS 3684-84-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-925855-3 (accessed 2026-11-09).

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