Description

19-(Ethyldithio)Androst-4-Ene-3,17-Dione is a high-purity, synthetic steroid derivative characterized by its unique ethyldithio modification. This compound serves as a critical advanced pharmaceutical intermediate for the research and development of novel therapeutic agents. It is primarily utilized by pharmaceutical R&D laboratories and fine chemical manufacturers engaged in steroid chemistry and drug discovery programs.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel steroid-based drugs and bioactive molecules.
• Research Chemical: Used in academic and industrial research to study structure-activity relationships (SAR) of modified steroids.
• Reference Standard: Serves as a high-purity analytical standard for quality control and method development in analytical laboratories.
• Precursor for Specialty Chemicals: Intermediate for the production of more complex steroid derivatives with potential biological activity.
• Biochemical Research: Tool compound for investigating enzyme inhibition or receptor binding studies related to steroid pathways.

Basic Information

Product Name	19-(Ethyldithio)Androst-4-Ene-3,17-Dione
CAS No.	99957-90-1
Molecular Formula	C21H30O2S2
Molecular Weight	378.59 g/mol
Synonyms	19-(Ethyldithio)androst-4-ene-3,17-dione; 19-(Ethylmercapto)androst-4-ene-3,17-dione; Androst-4-ene-3,17-dione, 19-(ethyldithio)-; 19-Ethyldithioandrost-4-ene-3,17-dione; 19-EDT-AD; 19-(Ethylthio)androst-4-ene-3,17-dione (common name variant)
EINECS	Contact for details

Quality Control

Our 19-(Ethyldithio)Androst-4-Ene-3,17-Dione is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and spectroscopic identification (IR, NMR), to ensure it meets stringent specifications for research and pharmaceutical use. 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 a controlled room temperature (typically 15-25°C). This compound is light-sensitive (store away from light) and should be handled under inert atmosphere to minimize oxidation risk.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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