Description

17α-Ethyl-5β-Estrane-3α,17β-Diol is a high-purity steroidal diol compound, identified by CAS NO 31658-50-1. This compound serves as a critical advanced intermediate in the synthesis of complex steroid-based pharmaceuticals and fine chemicals. It is primarily required by research institutions and manufacturers in the pharmaceutical and biotechnology sectors for developing novel therapeutic agents and conducting metabolic studies.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of specialized steroidal drugs and hormonal therapies.
• Biochemical Research: Used as a reference standard or precursor in metabolic pathway studies and receptor binding assays.
• Fine Chemical Synthesis: Employed in the production of complex, high-value specialty chemicals for advanced material science.
• Academic & Industrial R&D: Serves as a starting material for exploring new chemical entities and developing novel synthetic methodologies.

Basic Information

Item	Detail
Product Name	17α-Ethyl-5β-Estrane-3α,17β-Diol
CAS No.	31658-50-1
Molecular Formula	C20H34O2
Molecular Weight	306.49 g/mol
Synonyms	17α-Ethyl-5β-estrane-3α,17β-diol; 3α,17β-Dihydroxy-17α-ethyl-5β-estrane; 17α-Ethyl-5β-androstane-3α,17β-diol; 17α-Ethyl-5β-estran-3α,17β-diol; 17α-Ethyl-5β-estrane-3α,17β-diol; 17α-Ethyl-5β-estrane-3α,17β-diol (CAS 31658-50-1); 17α-Ethyl-5β-estrane-3α,17β-diol (31658-50-1)
EINECS	Contact for details

Quality Control

Our 17α-Ethyl-5β-Estrane-3α,17β-Diol is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance and regulatory needs.

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 low-humidity environment to prevent moisture absorption.

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%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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