Description

5-β-Pregnan-3-Alpha, 20-β-Diol is a high-purity steroid derivative and a key intermediate in organic synthesis. This compound matters for its role as a crucial building block in the research and development of pharmaceutical actives and fine chemicals. It is primarily needed by manufacturers and R&D laboratories in the pharmaceutical, biotechnology, and life sciences sectors for producing steroid-based therapeutics and reference standards.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of steroid hormones and related therapeutic agents.
• Biochemical Research: Used as a reference standard or starting material in metabolic pathway studies and endocrinology research.
• Fine Chemical Synthesis: Serves as a chiral building block for the production of complex organic molecules and specialty chemicals.
• Analytical Standard: Employed in analytical laboratories for method development, calibration, and quality control testing.
• Academic & Industrial R&D: Utilized in universities and corporate R&D departments for exploring new synthetic routes and chemical entities.

Basic Information

Product Name	5-β-Pregnan-3-Alpha, 20-β-Diol
CAS No.	80-91-1
Molecular Formula	C21H36O2
Molecular Weight	320.51 g/mol
Synonyms	5β-Pregnane-3α,20β-diol; 20β-Hydroxy-5β-pregnan-3α-ol; 3α,20β-Dihydroxy-5β-pregnane; Pregnanediol (5β,3α,20β); Allopregnanediol; 5β-Pregnanediol; NSC 11336; 5β-Pregnane-3α,20β-diol
EINECS	201-316-5

Quality Control

Our 5-β-Pregnan-3-Alpha, 20-β-Diol is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for pharmaceutical intermediates and research chemicals. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
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.