Description

3-Beta,17-α-Dihydroxy-5-α-Pregnan-20-One is a high-purity steroid intermediate, also known as 17α-Hydroxyallopregnanolone. This compound is a critical building block in the synthesis of more complex steroid-based active pharmaceutical ingredients (APIs) and fine chemicals. It is primarily utilized by research institutions and manufacturers in the pharmaceutical and biotechnology sectors for the development of therapeutic agents and reference standards.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of neurosteroids, hormone analogs, and other specialized steroid-based therapeutics.
• Reference Standard: Used as a certified reference material (CRM) in analytical laboratories for method development, validation, and quality control testing.
• Biochemical Research: Employed in academic and industrial research to study steroid metabolism, receptor interactions, and biological pathways.
• Fine Chemical Synthesis: Serves as a versatile chiral starting material for the production of complex organic molecules in custom synthesis projects.

Basic Information

Product Name	3-Beta,17-α-Dihydroxy-5-α-Pregnan-20-One
CAS No.	570-54-7
Molecular Formula	C21H34O3
Molecular Weight	334.50 g/mol
Synonyms	17α-Hydroxyallopregnanolone; 5α-Pregnane-3β,17α-diol-20-one; (3β,5α,17α)-Pregnane-3,17-diol-20-one; 3β,17α-Dihydroxy-5α-pregnan-20-one; Allopregnanolone 17α-hydroxy derivative; NSC 113986
EINECS	Contact for details

Quality Control

Our 3-Beta,17-α-Dihydroxy-5-α-Pregnan-20-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets stringent specifications for research and synthesis use. A Certificate of Analysis (COA) detailing all test results is provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
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.