Description

3-Methoxyestra-1,3,5(10)-Triene-15α,17β-Diol is a high-purity steroidal compound, also known as 15α-Hydroxyestriol 3-Methyl Ether. This specialized intermediate is valued for its role in advanced pharmaceutical research and synthesis, particularly in the development of novel hormone-based therapeutics. It is primarily utilized by research institutions, pharmaceutical R&D laboratories, and fine chemical manufacturers engaged in steroid chemistry and endocrinology studies.

Application

• Pharmaceutical Intermediate: A key building block in the research and synthesis of novel steroidal drugs and hormone analogs.
• Biochemical Research: Used as a reference standard or active compound in studies related to estrogen metabolism and receptor activity.
• Fine Chemical Synthesis: Serves as a precursor for the preparation of more complex, functionally modified steroid derivatives.
• Academic Research: Employed in university and institutional labs for investigating steroid biosynthesis pathways and biological activity.

Basic Information

Product Name	3-Methoxyestra-1,3,5(10)-Triene-15α,17β-Diol
CAS No.	28715-36-8
Molecular Formula	C19H26O3
Molecular Weight	302.41 g/mol
Synonyms	15α-Hydroxyestriol 3-Methyl Ether; Estra-1,3,5(10)-triene-3,15α,17β-triol, 3-methyl ether; 15α-Hydroxyestriol 3-methyl ether; 3-Methoxy-15α,17β-estratriene-3,15α,17β-triol; 15α-Hydroxyestriol 3-methylether
EINECS	Contact for details

Quality Control

Our 3-Methoxyestra-1,3,5(10)-Triene-15α,17β-Diol is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the stringent requirements of research and development applications. A detailed Certificate of Analysis (COA) 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 (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed in a dry environment to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
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.