Description

4,4-Ethylenedithio-5α-Cholestane is a high-purity, steroidal organic compound featuring a unique ethylenedithio bridge at the 4-position of the cholestane backbone. This specialized structure makes it a valuable intermediate and research chemical for advanced organic synthesis and pharmaceutical development. It is primarily utilized by research institutions, pharmaceutical R&D laboratories, and fine chemical manufacturers engaged in the synthesis of novel steroid derivatives and bioactive molecules.

Application

• Pharmaceutical Intermediate: A key building block in the research and synthesis of novel steroidal drugs and active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a reference standard or precursor in studies investigating cholesterol metabolism, membrane biology, and steroid hormone pathways.
• Organic Synthesis: Serves as a sophisticated starting material for the preparation of complex, sulfur-functionalized steroid analogs for structure-activity relationship (SAR) studies.
• Material Science Research: Potential precursor for designing functional organic materials with specific molecular architectures derived from the steroidal framework.

Basic Information

Product Name	4,4-Ethylenedithio-5α-Cholestane
CAS No.	20233-42-5
Molecular Formula	C₂₉H₅₀S₂
Molecular Weight	462.83 g/mol
Synonyms	4,4-Ethylenedithiocholestane; 5α-Cholestane-4,4-diyl ethylenedithioether; 4,4-(Ethylenedithio)-5α-cholestane; Cholestane, 4,4-ethylenedithio-; 4,4'-(Ethylenedithio)bis[5α-cholestane] (related); 5α-Cholestane, 4,4-ethylenedithio-
EINECS	Contact for details

Quality Control

Our 4,4-Ethylenedithio-5α-Cholestane is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing all specifications and test results is provided with each shipment to guarantee compliance with your research and development requirements.

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). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.