Pregn-4-ene-3,20-dione, 21-(1-cyclohexen-1-yl)-

21-(1-环己烯-1-基)孕甾-4-烯-3,20-二酮

Also known as: Progesterone EP Impurity F, Progesterone Impurity 27, Progesterone Impurity FQ: What is Progesterone Impurity F Q: What is the CAS Number of Progesterone Impurity F

Pregn-4-ene-3,20-dione, 21-(1-cyclohexen-1-yl)- (CAS 2257421-78-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C27H38O2 and a molecular weight of 394.6 g/mol. It is also known as Progesterone EP Impurity F, Progesterone Impurity 27 and Progesterone Impurity FQ: What is Progesterone Impurity F Q: What is the CAS Number of Progesterone Impurity F. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2257421-78-4
Jingsj CID: J-1090064-0
Molecular Formula: C₂₇H₃₈O₂
Chinese Name: 21-(1-环己烯-1-基)孕甾-4-烯-3,20-二酮
Molecular Weight: 394.6 g/mol
Category: Ketones
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of Pregn-4-ene-3,20-dione, 21-(1-cyclohexen-1-yl)-?

The CAS number of Pregn-4-ene-3,20-dione, 21-(1-cyclohexen-1-yl)- is 2257421-78-4.

What are the molecular formula and molecular weight of Pregn-4-ene-3,20-dione, 21-(1-cyclohexen-1-yl)-?

Pregn-4-ene-3,20-dione, 21-(1-cyclohexen-1-yl)- has molecular formula C27H38O2 and molecular weight 394.6 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Pregn-4-ene-3,20-dione, 21-(1-cyclohexen-1-yl)- (CAS 2257421-78-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1090064-0 (accessed 2026-10-25).

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