17α-Acetoxypregnenolone

17α-乙酰氧基孕烯醇酮

Also known as: 17α-Acetoxy Pregnenolone, 17-Acetoxypregnenolone, 17-Acetoxy-3β-hydroxypregn-5-en-20-one, 17α-Acetoxy-3β-hydroxypregn-5-en-20-one, Pregn-5-en-20-one, 17-(acetyloxy)-3-hydroxy-, (3β)-, NSC 77893, [(3S,8R,9S,10R,13S,14S,17R)-17-acetyl-3-hydroxy-10,13-dimethyl-1,2,3,4,7,8,9,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-yl] acetate, [(3S,8R,9S,10R,13S,14S,17R)-17-ethanoyl-3-hydroxy-10,13-dimethyl-1,2,3,4,7,8,9,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-yl] ethanoate

17α-Acetoxypregnenolone (CAS 2381-45-5) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C23H34O4 and a molecular weight of 374.51400 g/mol. It is also known as 17α-Acetoxy Pregnenolone, 17-Acetoxypregnenolone and 17-Acetoxy-3β-hydroxypregn-5-en-20-one. Key properties include a melting point of 230-232ºC, a boiling point of 486.6ºC at 760mmHg, a density of 1.15g/cm3 and a flash point of 160.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2381-45-5
Jingsj CID
J-1505406-1
Molecular Formula
C23H34O4
Chinese Name
17α-乙酰氧基孕烯醇酮
Molecular Weight
374.51400 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point230-232ºC
Boiling Point486.6ºC at 760mmHg
Density1.15g/cm3
Flash Point160.9ºC

Frequently Asked Questions

What is the CAS number of 17α-Acetoxypregnenolone?

The CAS number of 17α-Acetoxypregnenolone is 2381-45-5.

What are the molecular formula and molecular weight of 17α-Acetoxypregnenolone?

17α-Acetoxypregnenolone has molecular formula C23H34O4 and molecular weight 374.51400 g/mol.

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

Last updated:

How to cite: Jingsj. "17α-Acetoxypregnenolone (CAS 2381-45-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1505406-1 (accessed 2026-10-22).

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