Description

17-Acetoxy-18-Methyl-4-Estren-3-One is a synthetic steroid derivative with a specific acetylated structure, making it a valuable intermediate in advanced pharmaceutical synthesis. This compound matters for its role in the research and development of novel therapeutic agents, particularly within the field of endocrinology. It is primarily needed by pharmaceutical R&D laboratories, fine chemical manufacturers, and academic research institutions focused on steroid chemistry and drug discovery.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of more complex steroid-based active pharmaceutical ingredients (APIs).
• Research Chemical: Used in academic and industrial laboratories for studying steroid receptor interactions and metabolic pathways.
• Reference Standard: Serves as a high-purity analytical standard for quality control and method development in pharmaceutical analysis.
• Precursor for Hormone Analogues: Utilized in the development of novel androgen or progestin analogues with potential therapeutic applications.

Basic Information

Item	Details
Product Name	17-Acetoxy-18-Methyl-4-Estren-3-One
CAS No.	85761-68-8
Molecular Formula	C22H32O3
Molecular Weight	344.49 g/mol
Synonyms	18-Methyl-4-estren-17β-ol-3-one acetate; 18-Methylnandrolone acetate; 18-Methyl-19-nortestosterone 17β-acetate; 17β-Acetoxy-18-methylestr-4-en-3-one; 18-Methyl-19-norandrost-4-en-17β-ol-3-one acetate; Methylnortestosterone acetate
EINECS	Contact for details

Quality Control

Our 17-Acetoxy-18-Methyl-4-Estren-3-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC and GC analysis, to ensure high purity and consistent identity. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance protocols.

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 heat sources and incompatible materials.

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.