Description

Norgestrienone is a synthetic progestin steroid with significant pharmaceutical relevance. This compound is valued for its potent hormonal activity and serves as a key intermediate in the synthesis of advanced steroidal drugs. It is primarily utilized by research institutions and manufacturers in the pharmaceutical and biotechnology sectors for the development of hormone therapies and related active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of steroidal progestins and other hormonal agents.
• Biomedical Research: Used in preclinical and clinical studies to investigate progestogenic activity and receptor binding.
• API Development: Serves as a precursor in the manufacturing process for finished dosage forms of hormonal contraceptives and therapies.
• Reference Standard: Employed as an analytical standard in quality control laboratories for method development and validation.
• Chemical Synthesis: Utilized in organic chemistry research for the development of novel steroid derivatives.

Basic Information

Product Name	Norgestrienone
CAS No.	89848-21-5
Molecular Formula	C20H24O2
Molecular Weight	296.40 g/mol
Synonyms	17α-Ethynyl-18-methyl-19-nor-4,9,11-pregnatrien-20-yn-3-one; δ9(11)-Norgestrienone; 13-Ethyl-17-ethynyl-17-hydroxy-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-3-one; ST-1435; Nestorone® (as a related progestin); 17α-Ethynyl-18-methylestra-4,9,11-trien-17β-ol-3-one
EINECS	Contact for details

Quality Control

Our Norgestrienone is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including identity confirmation by spectroscopic methods (IR, NMR) and purity determination by HPLC to ensure it meets high-grade pharmaceutical standards. A Certificate of Analysis (COA) detailing all test results 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). This product is hygroscopic (moisture-sensitive) and must be kept in a dry environment. For long-term storage, consider using a desiccant.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time corresponds to reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 1.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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