Pregnenolone acetate

孕烯醇酮醋酸酯

Also known as: 3β-acetoxy-pregn-5-en-20-one, (3β)-20-Oxopregn-5-en-3-yl acetate, 3β-Hydroxypregn-5-en-20-one acetate, 5-Pregnen-3β-ol-20-one acetate, 3beta-Acetoxy-5-pregnen-20-one, Acetoxypregnenolone, Pregnenolone-3-acetate, Previsone, Sharmone, Artivis, Enescorb

Pregnenolone acetate (CAS 1778-02-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C23H34O3 and a molecular weight of 358.514 g/mol. It is also known as 3β-acetoxy-pregn-5-en-20-one, (3β)-20-Oxopregn-5-en-3-yl acetate and 3β-Hydroxypregn-5-en-20-one acetate. Key properties include a melting point of 149-152 °C(lit.), a boiling point of 452.9±45.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 194.2±28.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1778-02-5
Jingsj CID
J-1377399-9
Molecular Formula
C23H34O3
Chinese Name
孕烯醇酮醋酸酯
Molecular Weight
358.514 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point149-152 °C(lit.)
Boiling Point452.9±45.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point194.2±28.8 °C

Frequently Asked Questions

What is the CAS number of Pregnenolone acetate?

The CAS number of Pregnenolone acetate is 1778-02-5.

What are the molecular formula and molecular weight of Pregnenolone acetate?

Pregnenolone acetate has molecular formula C23H34O3 and molecular weight 358.514 g/mol.

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

Last updated:

How to cite: Jingsj. "Pregnenolone acetate (CAS 1778-02-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1377399-9 (accessed 2026-10-22).

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