Description

Androsta-3,5-Diene-3 B,17B-Diol CAS NO 64898-20-0 is a high-purity steroid diol derivative, serving as a critical intermediate in advanced organic synthesis. This compound is valued for its defined stereochemistry and structural framework, which is essential for constructing complex bioactive molecules. It is primarily sought after by research institutions and pharmaceutical developers for applications in steroid chemistry, medicinal research, and the development of novel therapeutic agents.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel steroid-based drugs and active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a reference standard or precursor in metabolic pathway studies and hormone research.
• Organic Synthesis: Serves as a chiral starting material or intermediate for constructing complex molecular architectures in academic and industrial labs.
• Reference Standard: Employed in analytical laboratories for method development, calibration, and quality control of related steroid compounds.

Basic Information

Item	Details
Product Name	Androsta-3,5-Diene-3 B,17B-Diol
CAS No.	64898-20-0
Molecular Formula	C19H28O2
Molecular Weight	288.43 g/mol
Synonyms	3β,17β-Dihydroxyandrosta-3,5-diene; Androsta-3,5-diene-3β,17β-diol; 3β,17β-Androstadienediol; (3β,17β)-Androsta-3,5-diene-3,17-diol; 3,17-Androstadienediol; 3β,17β-Dihydroxy-δ3,5-androstadiene; δ3,5-Androstadiene-3β,17β-diol
EINECS	Contact for details

Quality Control

Our Androsta-3,5-Diene-3 B,17B-Diol is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and synthesis. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee traceability and consistency.

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). The product is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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