Description

13-Ethyl-18,19-Dinorpregn-4-Ene-3,20-Dione is a high-purity synthetic steroid intermediate of significant importance in pharmaceutical manufacturing. This compound serves as a critical building block for the synthesis of more complex, biologically active steroid derivatives. It is primarily required by research institutions and pharmaceutical companies engaged in the development and production of steroidal active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: A key precursor in the multi-step synthesis of steroidal hormones and other therapeutic agents.
• Research & Development: Used in medicinal chemistry research for exploring new steroidal compounds with potential pharmacological activity.
• Reference Standard: Serves as a high-purity analytical standard for quality control and method validation in pharmaceutical analysis.
• Process Chemistry: Employed in process development and scale-up activities for the optimization of synthetic routes to target steroids.

Basic Information

Product Name	13-Ethyl-18,19-Dinorpregn-4-Ene-3,20-Dione
CAS No.	13934-52-6
Molecular Formula	C₂₁H₃₀O₂
Molecular Weight	314.46 g/mol
Synonyms	13-Ethyl-18,19-dinor-4-pregnene-3,20-dione; 13-Ethyl-18,19-dinorpregn-4-ene-3,20-dione; 13-Ethyl-18,19-bisnor-4-pregnene-3,20-dione; 13-Ethyl-18,19-dinor-4-pregnene-3,20-dione; 13-Ethyl-18,19-dinorpregn-4-en-3,20-dione; 13-Ethyl-18,19-dinor-4-pregnene-3,20-dione; 13-Ethyl-18,19-dinorpregn-4-ene-3,20-dione
EINECS	Contact for details

Quality Control

Our 13-Ethyl-18,19-Dinorpregn-4-Ene-3,20-Dione is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency, meeting the stringent requirements for pharmaceutical intermediates. A detailed Certificate of Analysis (COA) is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
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.