4-Hydroxytestosterone

Also known as: 4-Hydroxytestosterone, 4-Hydroxy-Testosterone, (17β)-4,17-Dihydroxyandrost-4-en-3-one, 4,17 beta-dihydroxy-4-androstene-3-one, 4-ANDROSTEN-4, 17β-DIOL-3-ONE, Androst-4-en-3-one, 4,17-dihydroxy-, (17β)-, (8R,9S,10R,13S,14S,17S)-4,17-dihydroxy-10,13-dimethyl-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one, Testosterone Impurity 48 (4-Hydroxy Testosterone)

4-Hydroxytestosterone (CAS 2141-17-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C19H28O3 and a molecular weight of 304.42400 g/mol. Key properties include a boiling point of 476.3ºC at 760mmHg, a density of 1.19g/cm3 and a flash point of 255.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2141-17-5
Jingsj CID: J-955055-4
Molecular Formula: C₁₉H₂₈O₃
Molecular Weight: 304.42400 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	476.3ºC at 760mmHg
Density	1.19g/cm3
Flash Point	255.9ºC
Exact Mass	304.20400
PSA	57.53000
LogP	3.76490
Vapor Pressure	4.52E-11mmHg at 25°C
Refractive Index	1.578

Frequently Asked Questions

What is the CAS number of 4-Hydroxytestosterone?

The CAS number of 4-Hydroxytestosterone is 2141-17-5.

What are the molecular formula and molecular weight of 4-Hydroxytestosterone?

4-Hydroxytestosterone has molecular formula C19H28O3 and molecular weight 304.42400 g/mol.

What are the upstream and downstream products of 4-Hydroxytestosterone?

For 4-Hydroxytestosterone, Upstream Products: 5beta-Androstan-17beta-ol-3-one, Testosterone, Clostebol Acetate.

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. "4-Hydroxytestosterone (CAS 2141-17-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-955055-4 (accessed 2026-11-09).

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