Description

3β-Fluoro-17β-Hydroxyestr-5(10)-En-6-One is a high-purity, fluorinated steroid derivative of significant interest in advanced pharmaceutical research and development. This compound serves as a critical synthetic intermediate for creating novel therapeutic agents, particularly in the fields of endocrinology and oncology. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical and biotechnology industries for the synthesis of more complex, biologically active molecules.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel steroid-based drugs and active pharmaceutical ingredients (APIs).
• Research & Development: Used in medicinal chemistry programs to explore structure-activity relationships (SAR) and develop new therapeutic candidates.
• Reference Standard: Serves as an analytical standard for quality control and method development in pharmaceutical laboratories.
• Process Chemistry: Employed in scale-up and optimization studies for the commercial manufacturing of steroid derivatives.
• Biochemical Research: Utilized in studies investigating steroid hormone receptors and metabolic pathways.

Basic Information

Product Name	3β-Fluoro-17β-Hydroxyestr-5(10)-En-6-One
CAS No.	33547-53-4
Molecular Formula	C₁₈H₂₅FO₂
Molecular Weight	292.39 g/mol
Synonyms	3β-Fluoro-17β-hydroxyestr-5(10)-en-6-one; 3β-Fluoro-5(10)-estrene-6-one-17β-ol; 3-Fluoro-17β-hydroxyestra-5(10)-en-6-one; 17β-Hydroxy-3-fluoroestr-5(10)-en-6-one; 6-Oxo-3-fluoroestra-5(10)-en-17β-ol; 3-Fluoro-6-oxoestra-5(10)-en-17β-ol; 3β-Fluoro-17β-hydroxy-5(10)-estren-6-one
EINECS	Contact for details

Quality Control

Our 3β-Fluoro-17β-Hydroxyestr-5(10)-En-6-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, IR and NMR for structural confirmation, and residual solvent analysis. A Certificate of Analysis (COA) detailing all specifications and test results is provided with every shipment to ensure traceability and compliance with your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep the container tightly sealed to protect the contents from moisture.

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%
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.