Description

D-Dihomo-5α-Androstan-17A-One CAS NO 32319-05-4 is a high-purity steroidal intermediate of significant importance in advanced organic synthesis. This compound serves as a critical building block for the development of specialized pharmaceutical actives and fine chemicals. It is primarily required by research institutions and manufacturers in the pharmaceutical, biotechnology, and life science sectors for the synthesis of novel therapeutic agents and reference standards.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex steroid-based active pharmaceutical ingredients (APIs) and hormone analogs.
• Research & Development: Used as a reference standard and starting material in medicinal chemistry for drug discovery programs targeting hormonal pathways.
• Fine Chemical Synthesis: Employed in the multi-step synthesis of high-value, specialized steroidal compounds for various industrial applications.
• Biochemical Research: Utilized in metabolic studies and as a tool compound to investigate enzyme interactions and steroidogenesis.

Basic Information

Product Name	D-Dihomo-5α-Androstan-17A-One
CAS No.	32319-05-4
Molecular Formula	C20H32O
Molecular Weight	288.47 g/mol
Synonyms	17a-Oxo-D-homo-5α-androstane; 17a-Oxo-D-homoandrostane; D-Homo-5α-androstan-17a-one; 5α-Androstane-17a-carboxylic acid, 17-oxo-; (5α,13β,14β)-17a-Oxo-D-homoandrostane; 17a-Keto-D-homo-5α-androstane; 17a-Oxo-D-homo-5α-androstane
EINECS	Contact for details

Quality Control

Our D-Dihomo-5α-Androstan-17A-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC and spectroscopic methods, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Single Unknown Impurity	≤ 0.5%

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