Description

5-β-Pregnan-3-Alpha, 11-Alpha, 17,20-α-Tetrol is a high-purity steroid derivative and an important intermediate in organic synthesis. This compound matters for its role as a key building block in the research and development of pharmaceutical compounds, particularly those targeting hormonal pathways. It is primarily needed by research institutions, pharmaceutical R&D laboratories, and fine chemical manufacturers engaged in the synthesis of steroids, reference standards, and novel active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: A critical precursor in the multi-step synthesis of complex steroid-based active pharmaceutical ingredients (APIs).
• Reference Standard: Used as an analytical standard in quality control laboratories for method development, validation, and impurity profiling.
• Biochemical Research: Employed in metabolic pathway studies and as a tool compound for investigating steroid hormone biosynthesis and regulation.
• Fine Chemical Synthesis: Serves as a versatile chiral building block for the preparation of other specialized steroid derivatives and analogs.

Basic Information

Product Name	5-β-Pregnan-3-Alpha, 11-Alpha, 17,20-α-Tetrol
CAS No.	1242-48-4
Molecular Formula	C21H36O4
Molecular Weight	352.51 g/mol
Synonyms	5β-Pregnane-3α,11α,17α,20α-tetrol; 3α,11α,17α,20α-Tetrahydroxy-5β-pregnane; 5β-Pregnan-3α,11α,17α,20α-tetrol; 11α,17α,20α-Trihydroxy-5β-pregnan-3α-ol; 5β-Pregnane-3α,11α,17α,20α-tetrol; 3α,11α,17α,20α-Tetrahydroxy-5β-pregnane; 5β-Pregnan-3α,11α,17α,20α-tetrol (mixed isomers may be reported under this CAS)
EINECS	Contact for details

Quality Control

Our 5-β-Pregnan-3-Alpha, 11-Alpha, 17,20-α-Tetrol is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and synthesis applications. Certificates of Analysis (COA) detailing specific batch results are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). This product is light-sensitive and should be handled and stored accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%

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