Description

4β-Hydroxy Stanozolol is a key synthetic steroid derivative, specifically a hydroxylated metabolite of the anabolic steroid stanozolol. This compound is of significant interest in pharmaceutical research and development, particularly for metabolic and pharmacokinetic studies. It serves as a critical reference standard and intermediate for analytical laboratories and manufacturers in the life sciences sector. The product is supplied with a high level of purity to ensure reliable and reproducible results in sensitive applications.

Application

• Pharmaceutical Reference Standard: Used as a certified reference material (CRM) for the qualitative and quantitative analysis of stanozolol and its metabolites in drug testing and forensic toxicology.
• Metabolite Research: Essential for studying the metabolic pathways, pharmacokinetics, and excretion profiles of stanozolol in clinical and anti-doping research.
• Analytical Method Development: Serves as a critical component in the development and validation of analytical methods using techniques like LC-MS/MS, GC-MS, and HPLC.
• Biochemical Research: Utilized in in-vitro studies to investigate the biological activity and receptor interactions of steroid hormone derivatives.
• Impurity Profiling: Acts as a known impurity or degradation product standard in the quality control of stanozolol-based pharmaceutical formulations.

Basic Information

Product Name	4β-Hydroxy Stanozolol
CAS No.	125636-92-2
Molecular Formula	C21H32N2O2
Molecular Weight	344.50 g/mol
Synonyms	4β-Hydroxystanozolol; 17β-Hydroxy-17α-methylandrostano[3,2-c]pyrazol-4β-ol; Stanozolol 4β-ol; 4β-OH-Stanozolol; 4β-Hydroxy-17α-methyl-5α-androst-2-eno[3,2-c]pyrazol-17β-ol
EINECS	Contact for details

Quality Control

Our 4β-Hydroxy Stanozolol is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including identity confirmation by spectroscopic methods (IR, NMR) and purity assessment by chromatographic techniques (HPLC). We provide a Certificate of Analysis (COA) with each shipment, detailing batch-specific results for purity, related substances, and residual solvents. Our quality commitment ensures the material is suitable for use as a high-grade research and reference standard.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The product is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time corresponds to reference standard
Purity (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Single Unknown Impurity	≤ 0.5%
Residual Solvents (GC)	Complies with ICH guidelines
Loss on Drying	≤ 0.5%

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