19-Norprogesterone

Also known as: 19-Norpregn-4-ene-3,20-dione, 19-NOR-4-PREGNEN-3,20-DIONE, 19-NORPROGESTERONE, (8R,9S,10R,13S,14S,17S)-17-acetyl-13-methyl-2,6,7,8,9,10,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-one

19-Norprogesterone (CAS 472-54-8) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C20H28O2 and a molecular weight of 300.43500 g/mol. Key properties include a boiling point of 447.4ºC at 760mmHg, a density of 1.1g/cm3 and a flash point of 166.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 472-54-8
Jingsj CID: J-1523967-5
Molecular Formula: C₂₀H₂₈O₂
Molecular Weight: 300.43500 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	447.4ºC at 760mmHg
Density	1.1g/cm3
Flash Point	166.8ºC
Exact Mass	300.20900
PSA	34.14000
LogP	4.33340
Vapor Pressure	3.38E-08mmHg at 25°C
Refractive Index	1.545

Frequently Asked Questions

What is the CAS number of 19-Norprogesterone?

The CAS number of 19-Norprogesterone is 472-54-8.

What are the molecular formula and molecular weight of 19-Norprogesterone?

19-Norprogesterone has molecular formula C20H28O2 and molecular weight 300.43500 g/mol.

What are the upstream and downstream products of 19-Norprogesterone?

For 19-Norprogesterone, Upstream Products: Norethisterone acetate, Estrone 3-methyl ether, Methylmagnesium iodide.

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. "19-Norprogesterone (CAS 472-54-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1523967-5 (accessed 2026-11-09).

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