Description

17-α-Methyloestradiol-17-Beta is a synthetic estrogen derivative, a methylated analog of estradiol. This compound is valued for its potent hormonal activity and serves as a critical intermediate in advanced pharmaceutical research and development. It is primarily utilized by research institutions and pharmaceutical companies engaged in endocrinology studies, steroid chemistry, and the development of novel therapeutic agents.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of more complex steroidal drugs and active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a reference standard and experimental compound in studies of estrogen receptor binding, hormonal pathways, and metabolic processes.
• Endocrinology Studies: Employed in laboratory research to investigate the effects of synthetic estrogens on biological systems.
• Steroid Chemistry Development: Serves as a precursor or model compound for developing new synthetic methodologies and analogs in steroid chemistry.

Basic Information

Product Name	17-α-Methyloestradiol-17-Beta
CAS No.	302-76-1
Molecular Formula	C19H26O2
Molecular Weight	286.41 g/mol
Synonyms	17α-Methylestradiol; 17α-Methyloestradiol; 17-Methylestradiol; 17-Methylestra-1,3,5(10)-triene-3,17β-diol; 17α-Methyl-1,3,5(10)-estratriene-3,17β-diol; 17α-Methylestra-1,3,5(10)-triene-3,17β-diol; 17-Methyl-17β-estradiol
EINECS	206-125-8

Quality Control

Our 17-α-Methyloestradiol-17-Beta is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including identity confirmation by spectroscopic methods and purity determination by HPLC, to ensure it meets high-purity standards suitable for research applications. A Certificate of Analysis (COA) detailing specific results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). The product is light-sensitive and should be stored away from light.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%

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