6-Ketoestradiol
Also known as: 6-Oxoestradiol, β-Estradiol-6-one, Estradiol-6-one, 1,3,5-Estratriene-3,17β-diol-6-one, 3,17β-Dihydroxy-1,3,5(10)-estratrien-6-one, Estradiol USP RC C, 6-Keto 17β-Estradiol, NSC 147966
6-Ketoestradiol (CAS 571-92-6) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C18H22O3 and a molecular weight of 286.366 g/mol. Key properties include a melting point of 281-283ºC, a boiling point of 478.9±45.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 257.5±25.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 571-92-6
- Jingsj CID
- J-1959140-3
- Molecular Formula
- C18H22O3
- Molecular Weight
- 286.366 g/mol
- Category
- Alcohols
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 281-283ºC |
|---|---|
| Boiling Point | 478.9±45.0 °C at 760 mmHg |
| Density | 1.3±0.1 g/cm3 |
| Flash Point | 257.5±25.2 °C |
| Exact Mass | 286.156891 |
| PSA | 57.53000 |
| LogP | 3.30 |
| Vapor Pressure | 0.0±1.3 mmHg at 25°C |
| Refractive Index | 1.612 |
Activity & Biological Data
| Additional Information | [1]. Skaddan MB, et al. Synthesis and Binding Affinities of Novel Re-Containing 7alpha-Substituted Estradiol Complexes: Models for Breast Cancer Imaging Agents. J Org Chem. 1999;64(22):8108‐8121. |
|---|
Frequently Asked Questions
What is the CAS number of 6-Ketoestradiol?
The CAS number of 6-Ketoestradiol is 571-92-6.
What are the molecular formula and molecular weight of 6-Ketoestradiol?
6-Ketoestradiol has molecular formula C18H22O3 and molecular weight 286.366 g/mol.
What are the upstream and downstream products of 6-Ketoestradiol?
For 6-Ketoestradiol, Upstream Products: Androst-4-ene-3,6,17-trione; Downstream Products: 6-Ketoestrone.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "6-Ketoestradiol (CAS 571-92-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1959140-3 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.