Description

(17Beta)-13-Ethyl-17-Hydroxy-11-Methylenegon-4-En-3-One is a high-purity steroidal compound with significant relevance in advanced pharmaceutical research and development. Its unique structural modifications make it a valuable intermediate for synthesizing novel therapeutic agents targeting hormone-related pathways. This compound is essential for R&D chemists and manufacturers in the pharmaceutical and biotechnology sectors, particularly those focused on developing next-generation steroid-based treatments.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of novel steroidal active pharmaceutical ingredients (APIs).
• Hormone Research: Used in biochemical research to study hormone receptor interactions and signaling pathways.
• Reference Standard: Serves as a high-purity analytical standard for quality control and method development in pharmaceutical labs.
• Preclinical Development: Employed in the early-stage development of new chemical entities (NCEs) for various therapeutic areas.
• Process Chemistry: Utilized in route scouting and optimization for the scalable production of complex steroid molecules.

Basic Information

Product Name	(17Beta)-13-Ethyl-17-Hydroxy-11-Methylenegon-4-En-3-One
CAS No.	220332-82-1
Molecular Formula	C₂₁H₂₈O₂
Molecular Weight	312.45 g/mol
Synonyms	11-Methyleneethisterone; 11-Methylenetestosterone derivative; 13-Ethyl-17β-hydroxy-11-methylenegona-4-en-3-one; 11-Methylen-17α-ethinyltestosteron; 17β-Hydroxy-13-ethyl-11-methylenegon-4-en-3-one; Ethisterone 11-methylene derivative
EINECS	Contact for details

Quality Control

Our (17Beta)-13-Ethyl-17-Hydroxy-11-Methylenegon-4-En-3-One is manufactured 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 high standards required for pharmaceutical R&D. 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 place at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; ensure the container is kept tightly sealed in a dry environment away from direct light exposure.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 1.0%
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.