Description

17-β-Estradiol 3-Methyl Ether is a high-purity, synthetic steroid derivative of the primary female sex hormone estradiol. This compound is valued for its enhanced metabolic stability and specific biological activity profile compared to its parent molecule. It serves as a critical pharmaceutical intermediate and reference standard in research and development for the life sciences industry.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of steroidal drugs and hormone therapies.
• Biochemical Research: Used as a reference standard and active agent in endocrinology, oncology, and reproductive biology studies.
• Veterinary Medicine: Employed in the development of treatments for hormonal conditions in animals.
• Diagnostic Manufacturing: A component in the production of reagents and kits for hormone level testing.
• Academic & Contract Research: Supplied to universities and CROs for fundamental and applied scientific investigations.

Basic Information

Product Name	17-β-Estradiol 3-Methyl Ether
CAS No.	1035-77-4
Molecular Formula	C19H26O2
Molecular Weight	286.41 g/mol
Synonyms	Estradiol 3-Methyl Ether; 3-Methoxyestra-1,3,5(10)-trien-17β-ol; 17β-Estradiol 3-methyl ether; 3-Methoxy-17β-estradiol; 3-Methoxyestra-1,3,5(10)-trien-17β-ol; 3-ME2; NSC 9894
EINECS	213-851-5

Quality Control

Our 17-β-Estradiol 3-Methyl Ether is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets stringent specifications for research and pharmaceutical use. A Certificate of Analysis (COA) detailing all test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). Keep the container tightly sealed in a dry environment to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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