Testosterone Decanoate

癸酸睾酮

Also known as: 17β-Hydroxy-4-androsten-3-one decanoate, testosterone 17β-decanoate, testosterone caprinate, 17β-Decanoyloxy-androst-4-en-3-one, 3-oxoandrost-4-en-17β-yl decanoate, 4-Androsten-17β-ol-3-one decanoate, [(8R,9S,10R,13S,14S,17S)-10,13-dimethyl-3-oxo-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-yl] decanoate, Testosterone Decaonate, testosterone 17β-caproate

Testosterone Decanoate (CAS 5721-91-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C29H46O3 and a molecular weight of 442.674 g/mol. It is also known as 17β-Hydroxy-4-androsten-3-one decanoate, testosterone 17β-decanoate and testosterone caprinate. Key properties include a boiling point of 539.2±50.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 226.4±30.2 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5721-91-5
Jingsj CID
J-1993684-0
Molecular Formula
C29H46O3
Chinese Name
癸酸睾酮
Molecular Weight
442.674 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point539.2±50.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point226.4±30.2 °C

GHS Safety & Compliance

Irritant / Health HazardSignal word: Warning

Frequently Asked Questions

What is the CAS number of Testosterone Decanoate?

The CAS number of Testosterone Decanoate is 5721-91-5.

What are the molecular formula and molecular weight of Testosterone Decanoate?

Testosterone Decanoate has molecular formula C29H46O3 and molecular weight 442.674 g/mol.

Is Testosterone Decanoate hazardous?

Testosterone Decanoate has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "Testosterone Decanoate (CAS 5721-91-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1993684-0 (accessed 2026-10-25).

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