11α,17α-Dihydroxyprogesterone

Also known as: 11a,17a-Dihydroxyprogesterone, Pregn-4-ene-3,20-dione, 11,17-dihydroxy-, (11α)-, 11a,17a-Dihydroxy-4-pregnene-3,20-dione, 11α,17α-Dihydroxy-4-pregnene-3,20-dione

11α,17α-Dihydroxyprogesterone (CAS 603-98-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C21H30O4 and a molecular weight of 346.46100 g/mol. Key properties include a boiling point of 523.9ºC at 760mmHg, a density of 1.21g/cm3 and a flash point of 284.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 603-98-5
Jingsj CID: J-1017224-4
Molecular Formula: C₂₁H₃₀O₄
Molecular Weight: 346.46100 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	523.9ºC at 760mmHg
Density	1.21g/cm3
Flash Point	284.7ºC
Exact Mass	346.21400
PSA	74.60000
LogP	2.80920

Frequently Asked Questions

What is the CAS number of 11α,17α-Dihydroxyprogesterone?

The CAS number of 11α,17α-Dihydroxyprogesterone is 603-98-5.

What are the molecular formula and molecular weight of 11α,17α-Dihydroxyprogesterone?

11α,17α-Dihydroxyprogesterone has molecular formula C21H30O4 and molecular weight 346.46100 g/mol.

What are the upstream and downstream products of 11α,17α-Dihydroxyprogesterone?

For 11α,17α-Dihydroxyprogesterone, Downstream Products: 21-Deoxycortisone.

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

Last updated: 8/21/2026

How to cite: Jingsj. "11α,17α-Dihydroxyprogesterone (CAS 603-98-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1017224-4 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.