Description

9α-Fluoro-17,17-Dimethyl-18-Nor-Androstan-4,13-Diene-11β-Ol-3-One CAS NO 3863-16-9 is a high-purity, fluorinated steroid derivative with a unique nor-androstane structure. This compound is valued for its role as a critical pharmaceutical intermediate in the synthesis of advanced therapeutic agents. It is primarily sought by research institutions and manufacturers in the pharmaceutical and biotechnology sectors for developing novel steroid-based treatments.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of potent glucocorticoid and anti-inflammatory steroid drugs.
• Research & Development: Used in medicinal chemistry for structure-activity relationship (SAR) studies and the development of new therapeutic candidates.
• Reference Standard: Serves as a high-purity analytical standard for quality control and method validation in pharmaceutical laboratories.
• Biochemical Research: Employed in studies investigating steroid hormone receptor interactions and metabolic pathways.
• Advanced Synthesis: Utilized in the preparation of more complex, fluorinated steroid analogs with targeted biological activity.

Basic Information

Product Name	9α-Fluoro-17,17-Dimethyl-18-Nor-Androstan-4,13-Diene-11β-Ol-3-One
CAS No.	3863-16-9
Molecular Formula	C20H27FO2
Molecular Weight	318.43 g/mol
Synonyms	9α-Fluoro-17,17-dimethyl-18-norandrosta-4,13-dien-11β-ol-3-one; 9α-Fluoro-11β-hydroxy-17,17-dimethyl-18-norandrosta-4,13-dien-3-one; Fluoxymesterone Impurity; 9-Fluoro-11β,17β-dihydroxy-17α-methylandrosta-4,9(11)-dien-3-one (related); 9α-Fluoro-17α-methyl-11β,17β-dihydroxyandrosta-4,9(11)-dien-3-one derivative; Halotesterone intermediate; 9α-F-17,17-DM-18-Nor-A-4,13-diene-11β-ol-3-one
EINECS	Contact for details

Quality Control

Our 9α-Fluoro-17,17-Dimethyl-18-Nor-Androstan-4,13-Diene-11β-Ol-3-One is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure high purity and structural identity. Certificates of Analysis (COA) detailing all specifications are provided to guarantee traceability and compliance with your research or cGMP starting material requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C) under an inert atmosphere to prevent oxidation. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Single Maximum Impurity	≤ 0.5%
Residual Solvents (GC)	Complies with ICH guidelines
Water Content (KF)	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.