Didesmethyl Mifepristone

去二甲基米非司酮

Also known as: Didemethyl Mifepristone, RU 42848, N,N-Didesmethylmifepristone, N-Didesmethyl Mifepristone, 11β-(4-Aminophenyl)-17β-hydroxy-17-(1-propynyl)estra-4,9-dien-3-one, (11β,17β)-11-(4-Aminophenyl)-17-hydroxy-17-(1-propyn-1-yl)-estra-4,9-dien-3-one

Didesmethyl Mifepristone (CAS 104004-92-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C27H31NO2 and a molecular weight of 401.54100 g/mol. It is also known as Didemethyl Mifepristone, RU 42848 and N,N-Didesmethylmifepristone. Key properties include a boiling point of 632.4ºC at 760mmHg, a density of 1.22g/cm3 and a flash point of 336.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
104004-92-4
Jingsj CID
J-1512880-5
Molecular Formula
C27H31NO2
Chinese Name
去二甲基米非司酮
Molecular Weight
401.54100 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point632.4ºC at 760mmHg
Density1.22g/cm3
Flash Point336.3ºC

Frequently Asked Questions

What is the CAS number of Didesmethyl Mifepristone?

The CAS number of Didesmethyl Mifepristone is 104004-92-4.

What are the molecular formula and molecular weight of Didesmethyl Mifepristone?

Didesmethyl Mifepristone has molecular formula C27H31NO2 and molecular weight 401.54100 g/mol.

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

Last updated:

How to cite: Jingsj. "Didesmethyl Mifepristone (CAS 104004-92-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1512880-5 (accessed 2026-10-25).

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