10,13-Dimethyl-3,11-dioxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-17-carboxylic acid

10,13-二甲基-3,11-二氧代-6,7,8,9,10,11,12,13,14,15,16,17-十二氢-3H-环戊[a]菲-17-甲酸

Also known as: (17β)- 3,11-Dioxoandrosta-1,4-diene-17-carboxylic Acid, (17β)-3,11-Dioxoandrosta-1,4-diene-17-carboxylic Acid, Androsta-1,4-diene-17-carboxylic acid, 3,11-dioxo-, (17β)- (9CI), Progesterone Impurity 21

10,13-Dimethyl-3,11-dioxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-17-carboxylic acid (CAS 80699-76-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C20H24O4 and a molecular weight of 328.4 g/mol. It is also known as (17β)- 3,11-Dioxoandrosta-1,4-diene-17-carboxylic Acid, (17β)-3,11-Dioxoandrosta-1,4-diene-17-carboxylic Acid and Androsta-1,4-diene-17-carboxylic acid, 3,11-dioxo-, (17β)- (9CI). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 80699-76-9
Jingsj CID: J-946476-6
Molecular Formula: C₂₀H₂₄O₄
Chinese Name: 10,13-二甲基-3,11-二氧代-6,7,8,9,10,11,12,13,14,15,16,17-十二氢-3H-环戊[a]菲-17-甲酸
Molecular Weight: 328.4 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 10,13-Dimethyl-3,11-dioxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-17-carboxylic acid?

The CAS number of 10,13-Dimethyl-3,11-dioxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-17-carboxylic acid is 80699-76-9.

What are the molecular formula and molecular weight of 10,13-Dimethyl-3,11-dioxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-17-carboxylic acid?

10,13-Dimethyl-3,11-dioxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-17-carboxylic acid has molecular formula C20H24O4 and molecular weight 328.4 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "10,13-Dimethyl-3,11-dioxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-17-carboxylic acid (CAS 80699-76-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-946476-6 (accessed 2026-10-25).

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