Description

20-β-Dihydropregnanedione is a high-purity steroid intermediate of significant importance in pharmaceutical synthesis. This compound serves as a critical building block for the production of various steroid-based active pharmaceutical ingredients (APIs). It is primarily required by research institutions and manufacturers in the pharmaceutical and fine chemical industries for the development and production of therapeutic agents.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of steroidal hormones and related therapeutic compounds.
• Research & Development: Used in academic and industrial laboratories for the study of steroid chemistry and metabolic pathways.
• API Synthesis: Employed in the multi-step manufacturing process of complex steroid-based Active Pharmaceutical Ingredients.
• Fine Chemical Production: Serves as a specialized building block for high-value, low-volume fine chemicals.
• Reference Standard: Can be utilized as an analytical standard for quality control and method development in pharmaceutical analysis.

Basic Information

Product Name	20-β-Dihydropregnanedione
CAS No.	80-93-3
Molecular Formula	C21H32O2
Molecular Weight	316.48 g/mol
Synonyms	20β-Dihydroprogesterone; 20β-Dihydro-4-pregnene-3,20-dione; 20β-Hydroxy-4-pregnen-3-one; 20β-DHP; NSC 25247; Pregn-4-ene-3,20-dione, 20β-dihydro-; 20β-Dihydro-δ4-pregnene-3,20-dione
EINECS	201-316-3

Quality Control

Our 20-β-Dihydropregnanedione is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency, meeting the stringent requirements for pharmaceutical intermediates. A Certificate of Analysis (COA) detailing specific results for purity, related substances, and other critical parameters is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed in a low-humidity environment to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
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.