Description

3A,20B-Pregnanediol is a high-purity steroid derivative and a key intermediate in the synthesis of complex pharmaceutical compounds. Its defined stereochemistry at the 3A and 20B positions makes it a valuable chiral building block for research and development. This compound is essential for pharmaceutical manufacturers and research institutions focused on developing novel steroid-based therapeutics and conducting metabolic studies.

Application

• Pharmaceutical Intermediate: A critical chiral precursor in the synthesis of active pharmaceutical ingredients (APIs) for hormone therapies and other steroid-based drugs.
• Biochemical Research: Used as a reference standard or analytical reagent in metabolic pathway studies and steroid hormone research.
• Organic Synthesis: Serves as a versatile building block for creating novel steroid analogs with potential therapeutic applications.
• Reference Material: Employed in analytical laboratories for method development and validation in chromatographic assays (e.g., HPLC, GC).

Basic Information

Product Name	3A,20B-Pregnanediol
CAS No.	883879-68-3
Molecular Formula	C21H36O2
Molecular Weight	320.51 g/mol
Synonyms	3α,20β-Pregnanediol; (3α,5β,20β)-Pregnane-3,20-diol; 3α,20β-Dihydroxypregnane; 20β-Hydroxy-5β-pregnan-3α-ol; Pregnanediol, 3α,20β- isomer
EINECS	Contact for details

Quality Control

Our 3A,20B-Pregnanediol is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods. We provide a Certificate of Analysis (COA) with each shipment, detailing all critical quality attributes to ensure compliance with your research or production specifications.

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 reference spectrum
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.