Description

19-Norandrosterone is a key steroid intermediate and metabolite of significant interest in pharmaceutical and research applications. Its importance lies in its role as a precursor and reference standard for the synthesis and analysis of various anabolic agents and hormones. This compound is primarily needed by manufacturers and research institutions in the pharmaceutical, analytical chemistry, and sports anti-doping sectors.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block in the synthesis of more complex steroid-based active pharmaceutical ingredients (APIs).
• Reference Standard: Used as a certified reference material (CRM) in analytical laboratories for method development, validation, and quality control testing.
• Metabolite Studies: Employed in clinical and forensic research as a target analyte for studying the metabolism and detection of anabolic-androgenic steroids.
• Anti-Doping Analysis: A critical compound for sports drug testing laboratories to identify and quantify the use of prohibited substances.
• Biochemical Research: Utilized in studies investigating endocrine pathways, hormone action, and steroid biochemistry.
• Veterinary Medicine: Potential application in the development of veterinary pharmaceuticals.

Basic Information

Product Name	19-Norandrosterone
CAS No.	65556-19-6
Molecular Formula	C18H28O2
Molecular Weight	276.41 g/mol
Synonyms	19-Norandrosterone; 19-Norandrosterone (3α-hydroxy-5α-estran-17-one); 3α-Hydroxy-5α-estran-17-one; 5α-Estran-17-one, 3α-hydroxy-; 19-Norandrosterone (3α-hydroxy-5α-estran-17-one); 19-NA; Norandrosterone; 19-Nor-5α-androstan-3α-ol-17-one
EINECS	Contact for details

Quality Control

Our 19-Norandrosterone is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and spectroscopic methods, to ensure high purity and identity. Certificates of Analysis (COA) detailing all specifications are provided and can be tailored to meet specific customer or pharmacopeial requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept in a desiccated environment to maintain stability and purity.

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%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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