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Stanozolol(winstrol) Chemical Name: 5alpha-androstan-17alpha methyl-17beta ol-[3,2-c] pyrazole CAS NO.: 10148-03-8 Molecular Formula: C21H32N2O Molecular weight: 328.49 Standard: USP28/BP2003 Chemical Properties: White Solid Usage: Anabolic steroid. Androgen. Controlled substance. Applications: Winstrol is the trade name for the anabolic steroid Stanazol . This is the third most popular and widely used anabolic steroid in all history and in the whole world. The first most popular anabolic steroid is Dianabol (Methandrostenolone), second most popular is Nandrolone Decanoate (Deca Durabolin), and the third most popular is Stanazol In particular, Winstrol is the anabolic steroid best known for its supposed use by Canadian Olympic sprinter Ben Johnson when he was tested positive for this compound in the 1988 Seoul Summer Olympic Games. Winstrol's information was first documented, published, and released in 1959. Shortly thereafter, Winthrop Laboratories located in the United Kingdom manufactured it into a prescription drug for use, and in 1961 Sterling in the United States purchased the patent for the drug. Shortly thereafter, it was then released onto the North American market and given the brand name label of Winstrol. http://chemsteroids.com/ http://www.vsteroid.com/