YK11
Also known as: (17α,20E)-17,20-[(1-Methoxyethylidene)bis(oxy)]-3-oxo-19-norpregna-4,20-diene-21-carboxylic acid methyl ester, GenBank AB070463, YK-11, YK-11-OA, MFCD30343804
YK11 (CAS 431579-34-9) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C25H34O6 and a molecular weight of 430.534 g/mol. It is also known as (17α,20E)-17,20-[(1-Methoxyethylidene)bis(oxy)]-3-oxo-19-norpregna-4,20-diene-21-carboxylic acid methyl ester, GenBank AB070463 and YK-11. Key properties include a boiling point of 564.4±50.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 242.5±30.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 431579-34-9
- Jingsj CID
- J-1158146-6
- Molecular Formula
- C25H34O6
- Molecular Weight
- 430.534 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 564.4±50.0 °C at 760 mmHg |
|---|---|
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 242.5±30.2 °C |
Frequently Asked Questions
What is the CAS number of YK11?
The CAS number of YK11 is 431579-34-9.
What are the molecular formula and molecular weight of YK11?
YK11 has molecular formula C25H34O6 and molecular weight 430.534 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "YK11 (CAS 431579-34-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1158146-6 (accessed 2026-10-26).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.