Description

3-Ethoxy-17-Hydroxypregna-3,5-Dien-20-One 17-Acetate is a high-purity steroid derivative and a key pharmaceutical intermediate. This compound is valued for its role in the synthesis of more complex steroid-based active pharmaceutical ingredients (APIs). It is primarily required by research institutions and manufacturers in the pharmaceutical and biotechnology sectors for the development and production of steroid hormones and related therapeutic agents.

Application

• Pharmaceutical Intermediate: A critical building block in the multi-step synthesis of steroidal drugs and hormones.
• Research & Development: Used in academic and industrial laboratories for investigating novel steroid synthesis pathways and creating new chemical entities.
• API Synthesis: Serves as a precursor in the manufacture of complex steroid-based Active Pharmaceutical Ingredients (APIs).
• Biochemical Research: Employed in studies related to steroid metabolism, receptor binding, and hormonal activity.
• Process Development: Utilized for scaling up and optimizing synthetic routes for steroid production in pilot plants and manufacturing facilities.
• Reference Standard: Can be used as a high-purity analytical standard for quality control and method validation in pharmaceutical analysis.

Basic Information

Product Name	3-Ethoxy-17-Hydroxypregna-3,5-Dien-20-One 17-Acetate
CAS No.	16319-93-0
Molecular Formula	C25H36O4
Molecular Weight	400.56 g/mol
Synonyms	17α-Acetoxy-3-ethoxypregna-3,5-dien-20-one; 3-Ethoxypregna-3,5-diene-17α-ol-20-one 17-acetate; Pregna-3,5-dien-20-one, 17-(acetyloxy)-3-ethoxy-, (17α)-; 3-Ethoxy-17α-hydroxypregna-3,5-dien-20-one 17-acetate; 17α-Hydroxy-3-ethoxypregna-3,5-dien-20-one acetate; 3-Ethoxy-17α-acetoxypregna-3,5-dien-20-one; Steroid intermediate 16319-93-0
EINECS	Contact for details

Quality Control

Our 3-Ethoxy-17-Hydroxypregna-3,5-Dien-20-One 17-Acetate is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the stringent requirements for pharmaceutical intermediates. Certificates of Analysis (COA) documenting all critical quality attributes are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from incompatible materials and sources of ignition.

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.