Drostanolone

Also known as: Dromostanolone, Metholone, Medrotestron, 2α-Methyldihydrotestosterone, 17β-Hydroxy-2α-methyl-5α-androstan-3-one, (2α,5α,17β)-17-Hydroxy-2-methylandrostan-3-one, 5α-Androstan-3-one, 17β-hydroxy-2α-methyl-, UNII-7DR7H00HDT, Drostanolone [INN]

Drostanolone (CAS 58-19-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C20H32O2 and a molecular weight of 304.467 g/mol. Key properties include a melting point of 149-153ºC, a boiling point of 420.3±45.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 179.4±21.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 58-19-5
Jingsj CID: J-16373-0
Molecular Formula: C₂₀H₃₂O₂
Molecular Weight: 304.467 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	149-153ºC
Boiling Point	420.3±45.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	179.4±21.3 °C
Exact Mass	304.240234
PSA	37.30000
LogP	4.24
Vapor Pressure	0.0±2.2 mmHg at 25°C
Refractive Index	1.525

Customs & Trade Information

HS Code	2937290015

Frequently Asked Questions

What is the CAS number of Drostanolone?

The CAS number of Drostanolone is 58-19-5.

What are the molecular formula and molecular weight of Drostanolone?

Drostanolone has molecular formula C20H32O2 and molecular weight 304.467 g/mol.

What are the upstream and downstream products of Drostanolone?

For Drostanolone, Upstream Products: iodomethane, Testosterone, Drostanolone propionate.

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. "Drostanolone (CAS 58-19-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-16373-0 (accessed 2026-11-07).

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