Description

3-Alpha,17-Alpha,20-β-Trihydroxy-5-α-Pregnane is a high-purity steroid derivative and a key intermediate in the synthesis of complex pharmaceutical compounds. This compound matters for its role as a versatile chiral building block, enabling the production of specialized active pharmaceutical ingredients (APIs) and fine chemicals. It is primarily needed by research institutions and manufacturers in the pharmaceutical, biotechnology, and advanced organic synthesis sectors for developing new therapeutic agents and reference standards.

Application

• Pharmaceutical Intermediate: A critical chiral precursor in the multi-step synthesis of steroidal drugs and hormones.
• Reference Standard: Used in analytical laboratories for method development, validation, and quality control testing of related steroid products.
• Biochemical Research: Serves as a substrate or inhibitor in enzymatic studies and metabolic pathway research.
• Fine Chemical Synthesis: Employed in custom synthesis and process development for high-value, complex organic molecules.
• Academic Research: Utilized in university and institutional labs for studying steroid chemistry and reaction mechanisms.

Basic Information

Product Name	3-Alpha,17-Alpha,20-β-Trihydroxy-5-α-Pregnane
CAS No.	13933-75-0
Molecular Formula	C21H36O3
Molecular Weight	336.51 g/mol
Synonyms	5α-Pregnane-3α,17α,20β-triol; 3α,17α,20β-Trihydroxy-5α-pregnane; 20β-Hydroxy-5α-pregnane-3α,17α-diol; (3α,5α,17α,20β)-Pregnane-3,17,20-triol; 5α-Pregnan-3α,17α,20β-triol
EINECS	Contact for details

Quality Control

Our 3-Alpha,17-Alpha,20-β-Trihydroxy-5-α-Pregnane is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for pharmaceutical research and development. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (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
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Single Unknown Impurity	≤ 0.5%

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