Description

5β-Pregna-3,11,20-Trione CAS NO 1474-68-6 is a high-purity steroid derivative and a key synthetic intermediate in organic chemistry. This compound is valued for its defined stereochemistry at the 5-position, making it a critical building block for the research and development of more complex steroid-based molecules. It is primarily utilized by pharmaceutical R&D laboratories, fine chemical manufacturers, and academic institutions engaged in synthetic organic chemistry and steroid hormone research.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the multi-step synthesis of active pharmaceutical ingredients (APIs) and other bioactive steroid compounds.
• Research & Development: Used as a reference standard and starting material in medicinal chemistry for exploring new therapeutic agents and metabolic pathways.
• Fine Chemical Synthesis: Acts as a specialized building block for creating custom steroid derivatives with potential applications in various life science fields.
• Biochemical Research: Employed in studies investigating steroidogenesis, enzyme inhibition, and receptor binding activities due to its specific structural configuration.

Basic Information

Product Name	5β-Pregna-3,11,20-Trione
CAS No.	1474-68-6
Molecular Formula	C21H28O3
Molecular Weight	328.45 g/mol
Synonyms	5β-Pregnane-3,11,20-trione; 11-Ketopregnanolone; 3,11,20-Trioxo-5β-pregnane; 5β-Pregnan-3,11,20-trione; NSC 113986; 5-β-pregnane-3,11,20-trione; 5β-Pregnane-3,11,20-trione (8CI)
EINECS	Contact for details

Quality Control

Our 5β-Pregna-3,11,20-Trione is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We employ advanced analytical techniques, including HPLC and NMR, to verify identity and potency. A comprehensive Certificate of Analysis (COA) detailing purity, related substances, and physical characteristics is provided with each shipment to support your quality assurance processes.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
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.