Description

3'-Hydroxystanozolol is a key hydroxylated metabolite of the synthetic anabolic steroid stanozolol, identified by CAS No. 125709-39-9. This compound is of significant importance in analytical chemistry and forensic science for the detection and confirmation of stanozolol use. It serves as a critical reference standard for laboratories in the pharmaceutical, anti-doping, and veterinary sectors, ensuring accurate and reliable testing protocols.

Application

• Pharmaceutical Reference Standard: Used as a certified reference material (CRM) for the quality control and method validation of stanozolol-based pharmaceutical products.
• Anti-Doping Analysis: Essential for the identification and quantification of stanozolol and its metabolites in human and animal sports doping control programs.
• Veterinary Drug Residue Testing: Employed as an analytical standard in food safety to monitor for illegal stanozolol residues in meat and animal products.
• Metabolic Studies: Used in research to study the biotransformation, pharmacokinetics, and excretion profiles of stanozolol.
• Forensic Toxicology: A crucial component in forensic laboratories for confirmatory testing in cases of suspected steroid abuse.
• Method Development & Validation: Serves as a high-purity standard for developing and calibrating analytical techniques such as LC-MS/MS, GC-MS, and HPLC.

Basic Information

Product Name	3'-Hydroxystanozolol
CAS No.	125709-39-9
Molecular Formula	C21H32N2O2
Molecular Weight	344.50 g/mol
Synonyms	17β-Hydroxy-17α-methyl-5α-androstano[3,2-c]pyrazol-3'-ol; Stanozolol 3'-Hydroxy Metabolite; 3'-OH-Stanozolol; 3'-Hydroxy-17α-methyl-5α-androstano[3,2-c]pyrazol-17β-ol; WIN 14833-3; Epistanozolol Metabolite
EINECS	Contact for details

Quality Control

Our 3'-Hydroxystanozolol is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (IR, MS, NMR), to ensure it meets the stringent requirements for use as a reference standard. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming batch-specific data.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled in a low-humidity environment to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.