16-Ketoestrone

16-酮雌酮

Also known as: 1,3,5(10)-Estratriene-3-ol-16,17-dione, 16-Oxoestrone, Estra-1,3,5(10)-triene-16,17-dione, 3-hydroxy-, (8R,9S,13S,14S)-3-hydroxy-13-methyl-6,7,8,9,11,12,14,15-octahydrocyclopenta[a]phenanthrene-16,17-dione, Nsc 60462

16-Ketoestrone (CAS 1228-73-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C18H20O3 and a molecular weight of 284.35000 g/mol. It is also known as 1,3,5(10)-Estratriene-3-ol-16,17-dione, 16-Oxoestrone and Estra-1,3,5(10)-triene-16,17-dione, 3-hydroxy-. Key properties include a boiling point of 472.9ºC at 760mmHg, a density of 1.243g/cm3 and a flash point of 253.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1228-73-5
Jingsj CID
J-1112181-5
Molecular Formula
C18H20O3
Chinese Name
16-酮雌酮
Molecular Weight
284.35000 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point472.9ºC at 760mmHg
Density1.243g/cm3
Flash Point253.9ºC

Frequently Asked Questions

What is the CAS number of 16-Ketoestrone?

The CAS number of 16-Ketoestrone is 1228-73-5.

What are the molecular formula and molecular weight of 16-Ketoestrone?

16-Ketoestrone has molecular formula C18H20O3 and molecular weight 284.35000 g/mol.

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

Last updated:

How to cite: Jingsj. "16-Ketoestrone (CAS 1228-73-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1112181-5 (accessed 2026-10-25).

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