Description

5α-Androstan-2α-Ol CAS NO 20707-85-1 is a high-purity steroid derivative belonging to the androstane class, serving as a critical intermediate and reference standard in advanced chemical synthesis. Its defined stereochemistry and purity are essential for research and development in pharmaceutical and fine chemical applications. This compound is primarily utilized by R&D laboratories and manufacturers specializing in steroid chemistry, hormone research, and the production of active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: A key building block in the multi-step synthesis of complex steroid-based active pharmaceutical ingredients (APIs) and therapeutic agents.
• Biochemical Research: Used as a reference standard and precursor in studies investigating steroid metabolism, receptor binding, and hormonal pathways.
• Fine Chemical Synthesis: Serves as a chiral starting material or intermediate for producing specialized fine chemicals and custom steroid derivatives.
• Analytical Standard: Employed in analytical laboratories for method development, calibration, and quality control testing via HPLC, GC-MS, or other chromatographic techniques.
• Academic & Industrial R&D: Facilitates exploratory research in medicinal chemistry and organic synthesis within academic institutions and corporate R&D centers.

Basic Information

Product Name	5α-Androstan-2α-Ol
CAS No.	20707-85-1
Molecular Formula	C₁₉H₃₂O
Molecular Weight	276.46 g/mol
Synonyms	5α-Androstan-2α-ol; 2α-Hydroxy-5α-androstane; Androstan-2α-ol; 5α-Androstane-2α-ol; 2α-Hydroxyandrostane; (2α,5α)-Androstan-2-ol; 5α,2α-Androstanediol (partial)
EINECS	Contact for details

Quality Control

Our 5α-Androstan-2α-Ol is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including identity confirmation by spectroscopic methods (IR, NMR) and purity determination by HPLC, to ensure it meets exacting specifications for research and synthesis. Certificates of Analysis (COA) with detailed chromatographic data are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). Keep the container tightly sealed in a dry environment to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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