Cyproterone

环丙孕酮

Also known as: 6-Chloro-1b,2b-dihydro-17-hydroxy-3'H-cyclopropa[1,2]pregna-1,4,6-triene-3,20-dione, 6-Chloro-6-dehydro-17α-hydroxy-1,2α-Methyleneprogesterone, Cyproterone EP Impurity F, Cyproterone Acetate Impurity F, Cyproterone-d5, SH 80881, NSC 758636, Ciproterona, Ciproterone, Cyproterone Acetate EP Impurity F, Cyproterone Acetate Impurity 6 (Cyproterone Acetate EP Impurity F)

Cyproterone (CAS 2098-66-0) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C24H29ClO4 and a molecular weight of 416.938 g/mol. It is also known as 6-Chloro-1b,2b-dihydro-17-hydroxy-3'H-cyclopropa[1,2]pregna-1,4,6-triene-3,20-dione, 6-Chloro-6-dehydro-17α-hydroxy-1,2α-Methyleneprogesterone and Cyproterone EP Impurity F. Key properties include a melting point of 237.5-240ºC, a boiling point of 525.9±50.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 177.6±29.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2098-66-0
Jingsj CID
J-1319197-1
Molecular Formula
C24H29ClO4
Chinese Name
环丙孕酮
Molecular Weight
416.938 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point237.5-240ºC
Boiling Point525.9±50.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point177.6±29.1 °C

Frequently Asked Questions

What is the CAS number of Cyproterone?

The CAS number of Cyproterone is 2098-66-0.

What are the molecular formula and molecular weight of Cyproterone?

Cyproterone has molecular formula C24H29ClO4 and molecular weight 416.938 g/mol.

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

Last updated:

How to cite: Jingsj. "Cyproterone (CAS 2098-66-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1319197-1 (accessed 2026-10-25).

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