Boldenone Cypionate

Also known as: Boldenone cyclopentanepropionate, 17β-Hydroxyandrosta-1,4-dien-3-one cyclopentanepropionate, Androsta-1,4-dien-3-one, 17β-hydroxy-, cyclopentanepropionate (7CI), (17β)-3-Oxoandrosta-1,4-dien-17-yl 3-cyclopentylpropanoate, Cyclopentanepropanoic acid, (17β)-3-oxoandrosta-1,4-dien-17-yl ester, [(8R,9S,10R,13S,14S,17S)-10,13-dimethyl-3-oxo-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-17-yl] 3-cyclopentylpropanoate, Bold Cyp, BC

Boldenone Cypionate (CAS 106505-90-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C27H38O3 and a molecular weight of 410.589 g/mol. Key properties include a boiling point of 527.3±50.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 225.0±30.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 106505-90-2
Jingsj CID: J-1973543-2
Molecular Formula: C₂₇H₃₈O₃
Molecular Weight: 410.589 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	527.3±50.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	225.0±30.2 °C
Exact Mass	410.282104
PSA	43.37000
LogP	6.95
Vapor Pressure	0.0±1.4 mmHg at 25°C
Refractive Index	1.558
Storage Conditions	2~8°C

Activity & Biological Data

Additional Information	[1]. Tircova B, et al. Development of an ultra-high performance liquid chromatography-tandem mass spectrometry method for the determination of anabolic steroids currently available on the black market in the Czech Republic and Slovakia. Drug Test Anal. 2019 Feb;11(2):355-360.

Frequently Asked Questions

What is the CAS number of Boldenone Cypionate?

The CAS number of Boldenone Cypionate is 106505-90-2.

What are the molecular formula and molecular weight of Boldenone Cypionate?

Boldenone Cypionate has molecular formula C27H38O3 and molecular weight 410.589 g/mol.

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. "Boldenone Cypionate (CAS 106505-90-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1973543-2 (accessed 2026-11-06).

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