Description

17α-Ethylestradiol 3-Methyl Ether is a synthetic steroidal compound, specifically a methylated derivative of ethinylestradiol. This chemical serves as a crucial advanced pharmaceutical intermediate in the synthesis of complex steroid-based active pharmaceutical ingredients (APIs). It is primarily required by pharmaceutical R&D laboratories and fine chemical manufacturers engaged in the development and production of specialized hormonal compounds.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of steroidal drugs and hormonal APIs.
• Research & Development: Used in academic and industrial laboratories for pharmacological and biochemical studies.
• Reference Standard: Serves as a high-purity analytical standard for quality control and method validation in pharmaceutical analysis.
• Fine Chemical Synthesis: Intermediate for creating more complex, functionalized steroid derivatives for specialized applications.

Basic Information

Product Name	17α-Ethylestradiol 3-Methyl Ether
CAS No.	17550-02-6
Molecular Formula	C21H28O2
Molecular Weight	312.45 g/mol
Synonyms	Ethynylestradiol 3-Methyl Ether; 17α-Ethynylestradiol 3-Methyl Ether; 19-Nor-17α-pregna-1,3,5(10)-trien-20-yne-3,17-diol 3-Methyl Ether; EE2 3-Methyl Ether; 3-Methoxy-19-nor-17α-pregna-1,3,5(10)-trien-20-yn-17-ol
EINECS	Contact for details

Quality Control

Our 17α-Ethylestradiol 3-Methyl Ether is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and spectroscopic identification (IR, NMR), to ensure it meets exacting standards for research and synthesis. A detailed Certificate of Analysis (COA) documenting identity, purity, and related substances is provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.