17a-hydroxy-19-norpregn-4-ene-3,20-dione

17a-羟基-19-去甲-17a-孕甾-4-烯-3,20-二酮

Also known as: 17-hydroxy-19-nor-17a-pregn-4-ene-3,20-dione, 19-norpregn-4-ene-3,20-dione, 17-hydroxy-, (17α)-, (17alpha)-17-acetyl-17-hydroxyestr-4-en-3-one

17a-hydroxy-19-norpregn-4-ene-3,20-dione (CAS 16895-64-0) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C20H28O3 and a molecular weight of 316.43500 g/mol. It is also known as 17-hydroxy-19-nor-17a-pregn-4-ene-3,20-dione, 19-norpregn-4-ene-3,20-dione, 17-hydroxy-, (17α)- and (17alpha)-17-acetyl-17-hydroxyestr-4-en-3-one. Key properties include a boiling point of 484.9ºC at 760mmHg, a density of 1.17 and a flash point of 261.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16895-64-0
Jingsj CID
J-1182176-6
Molecular Formula
C20H28O3
Chinese Name
17a-羟基-19-去甲-17a-孕甾-4-烯-3,20-二酮
Molecular Weight
316.43500 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point484.9ºC at 760mmHg
Density1.17
Flash Point261.2ºC

Frequently Asked Questions

What is the CAS number of 17a-hydroxy-19-norpregn-4-ene-3,20-dione?

The CAS number of 17a-hydroxy-19-norpregn-4-ene-3,20-dione is 16895-64-0.

What are the molecular formula and molecular weight of 17a-hydroxy-19-norpregn-4-ene-3,20-dione?

17a-hydroxy-19-norpregn-4-ene-3,20-dione has molecular formula C20H28O3 and molecular weight 316.43500 g/mol.

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

Last updated:

How to cite: Jingsj. "17a-hydroxy-19-norpregn-4-ene-3,20-dione (CAS 16895-64-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1182176-6 (accessed 2026-10-26).

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