Norethandrolone

诺乙雄龙

Also known as: 17α-Ethyl-19-nortestosterone, 17-Ethyl-19-nortestosterone, 17α-Ethyl-17β-hydroxyestr-4-en-3-one, 19-Nor-4-androsten-17α-ethyl-17β-ol-3-one, 17α-Ethyl-17-hydroxy-19-norandrost-4-en-3-one, 17-Ethylnortestosterone, Ethylnortestosterone, 17-Hydroxy-19-nor-17α-pregn-4-en-3-one, (8R,9S,10R,13S,14S,17S)-17-Ethyl-17-hydroxy-13-methyl-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one, Nilevar, Pronabol, Solevar, SC 5914, Norethandrolone

Norethandrolone (CAS 52-78-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C20H30O2 and a molecular weight of 302.451 g/mol. It is also known as 17α-Ethyl-19-nortestosterone, 17-Ethyl-19-nortestosterone and 17α-Ethyl-17β-hydroxyestr-4-en-3-one. Key properties include a melting point of 130-136ºC, a boiling point of 447.1±45.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 190.5±21.3 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
52-78-8
Jingsj CID
J-1002218-4
Molecular Formula
C20H30O2
Chinese Name
诺乙雄龙
Molecular Weight
302.451 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point130-136ºC
Boiling Point447.1±45.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point190.5±21.3 °C

GHS Safety & Compliance

Flammable / Irritant / Health HazardSignal word: Danger

Frequently Asked Questions

What is the CAS number of Norethandrolone?

The CAS number of Norethandrolone is 52-78-8.

What are the molecular formula and molecular weight of Norethandrolone?

Norethandrolone has molecular formula C20H30O2 and molecular weight 302.451 g/mol.

Is Norethandrolone hazardous?

Norethandrolone has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "Norethandrolone (CAS 52-78-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1002218-4 (accessed 2026-10-24).

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