Description

Androst-5-En-17-One is a key steroid intermediate, specifically a 17-ketosteroid, with the CAS registry number 6830-13-3. This compound is valued for its role as a versatile building block in the synthesis of more complex steroid-based active pharmaceutical ingredients (APIs) and fine chemicals. It is primarily required by pharmaceutical manufacturers and research institutions engaged in the development of hormone therapies, anti-inflammatory agents, and other specialized steroid derivatives.

Application

• Pharmaceutical Intermediate: A critical precursor in the multi-step synthesis of steroidal drugs, including corticosteroids and anabolic agents.
• Hormone Research: Used as a reference standard and starting material in biochemical research focused on androgen and estrogen metabolic pathways.
• Fine Chemical Synthesis: Serves as a chiral building block for creating complex organic molecules in advanced chemical synthesis.
• Reference Standard: Employed in analytical laboratories for method development, calibration, and quality control testing of related steroid compounds.
• Cosmetic Ingredient Research: Investigated for potential use in the development of specialized cosmetic and dermatological formulations.

Basic Information

Product Name	Androst-5-En-17-One
CAS No.	6830-13-3
Molecular Formula	C19H28O
Molecular Weight	272.43 g/mol
Synonyms	Dehydroepiandrosterone (DHEA) Impurity C; 5-Androsten-17-one; 3β-Hydroxyandrost-5-en-17-one (DHEA); 17-Ketoandrost-5-ene; Prasterone; δ5-Androsten-17-one; 3β-Hydroxy-5-androsten-17-one
EINECS	229-912-9

Quality Control

Our Androst-5-En-17-One is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets exacting standards suitable for pharmaceutical research and synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, and we can support compliance documentation for various regulatory frameworks.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure the container is sealed after each use to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Specific Rotation	Contact for details
Related Substances (HPLC)	Total impurities ≤ 2.0%
Residual Solvents (GC)	Complies with ICH Q3C guidelines

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