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3,20-Dioxopregna-1,4,9(11),16-tetraen-21-yl acetate

21-羟基孕甾-1,4,9(11),16-四烯-3,20-二酮-21-醋酸酯

Also known as: 21-Acetoxypregna-1,4,9(11),16-tetraene-3,20-dione, 21-hydroxypregna-1,4,9(11),16-tetraene-3,20-dione 21-acetate, 21-(Acetyloxy)pregna-1,4,9(11),16-tetraene-3,20-dione, 2-((8S,10S,13S,14S)-10,13-dimethyl-3-oxo-6,7,8,10,12,13,14,15-octahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate, Pregna-1,4,9(11),16-tetraene-3,20-dione, 21-(acetyloxy)-, Acetate tetraene Matter, Tetraen-acetic acid complex

3,20-Dioxopregna-1,4,9(11),16-tetraen-21-yl acetate (CAS 37413-91-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C23H26O4 and a molecular weight of 366.450 g/mol. It is also known as 21-Acetoxypregna-1,4,9(11),16-tetraene-3,20-dione, 21-hydroxypregna-1,4,9(11),16-tetraene-3,20-dione 21-acetate and 21-(Acetyloxy)pregna-1,4,9(11),16-tetraene-3,20-dione. Key properties include a boiling point of 534.6±50.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 233.0±30.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
37413-91-5
Jingsj CID
J-1377715-1
Molecular Formula
C23H26O4
Chinese Name
21-羟基孕甾-1,4,9(11),16-四烯-3,20-二酮-21-醋酸酯
Molecular Weight
366.450 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point534.6±50.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point233.0±30.2 °C

Frequently Asked Questions

What is the CAS number of 3,20-Dioxopregna-1,4,9(11),16-tetraen-21-yl acetate?

The CAS number of 3,20-Dioxopregna-1,4,9(11),16-tetraen-21-yl acetate is 37413-91-5.

What are the molecular formula and molecular weight of 3,20-Dioxopregna-1,4,9(11),16-tetraen-21-yl acetate?

3,20-Dioxopregna-1,4,9(11),16-tetraen-21-yl acetate has molecular formula C23H26O4 and molecular weight 366.450 g/mol.

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

Last updated:

How to cite: Jingsj. "3,20-Dioxopregna-1,4,9(11),16-tetraen-21-yl acetate (CAS 37413-91-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1377715-1 (accessed 2026-10-22).

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