Description

10-Vinyl-19-Norpregn-4-Ene-3,20-Dione is a high-purity, synthetic steroid derivative with a unique vinyl-substituted norpregnane skeleton. This compound serves as a critical advanced intermediate in the pharmaceutical synthesis of novel therapeutic agents, particularly in the development of steroidal drugs and hormone analogs. It is essential for research and development chemists, process development scientists, and manufacturers in the global pharmaceutical and fine chemical industries seeking to innovate in steroid-based therapies.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of novel steroidal active pharmaceutical ingredients (APIs) and pro-drugs.
• Research & Development: Used in medicinal chemistry for structure-activity relationship (SAR) studies and the discovery of new hormonal modulators.
• Process Chemistry: Serves as a strategic intermediate in the scalable, multi-step synthesis of complex steroid molecules.
• Reference Standard: Employed as an analytical standard in quality control laboratories for method development and impurity profiling.
• Biochemical Research: Investigated for its potential interactions with steroid hormone receptors and related biological pathways.

Basic Information

Product Name	10-Vinyl-19-Norpregn-4-Ene-3,20-Dione
CAS No.	13258-85-0
Molecular Formula	C22H28O2
Molecular Weight	324.46 g/mol
Synonyms	10-Vinyl-19-norpregn-4-ene-3,20-dione; 10-Vinyl-19-nor-4-pregnene-3,20-dione; 10-Vinyl-19-norpregn-4-en-3,20-dione; 10-Vinylestra-4,9-diene-3,17-dione (related structural name); 10-Vinylgon-4-ene-3,20-dione; Pregna-4,9-diene-3,20-dione, 10-vinyl-19-nor-; 13258-85-0
EINECS	Contact for details

Quality Control

Our 10-Vinyl-19-Norpregn-4-Ene-3,20-Dione is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for pharmaceutical R&D and synthesis. Certificates of Analysis (COA) with detailed chromatographic data are provided for every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). Keep the container tightly sealed in a dry environment to maintain stability.

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%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Single Unknown Impurity	≤ 0.5%
Loss on Drying	≤ 0.5%

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