Description

2α-Chloro-5α-Cholestan-3-One 1,2-Ethanediyl Acetal is a high-purity, synthetic steroid derivative and a key protected intermediate in organic synthesis. Its primary value lies in providing a chemically stable platform for the controlled modification of the steroidal core, enabling the development of novel compounds. This product is essential for research and development laboratories in the pharmaceutical, agrochemical, and advanced materials sectors, where precise molecular construction is critical.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of novel steroid-based therapeutics, including hormone modulators and anti-inflammatory agents.
• Organic Synthesis Research: Used in academic and industrial R&D for studying steroidal reaction mechanisms and developing new synthetic pathways.
• Agrochemical Development: Serves as a precursor in the creation of specialized plant growth regulators or bioactive compounds.
• Reference Standard: Employed as a high-purity analytical standard for quality control and method development in chromatographic analysis.
• Chemical Biology Probe: Utilized in the design and synthesis of molecular probes to study sterol-related biological pathways and protein interactions.

Basic Information

Product Name	2α-Chloro-5α-Cholestan-3-One 1,2-Ethanediyl Acetal
CAS No.	54552-54-4
Molecular Formula	C31H53ClO2
Molecular Weight	493.21 g/mol
Synonyms	2α-Chloro-5α-cholestan-3-one ethylene acetal; 2α-Chloro-5α-cholestan-3-one ethylenedioxy ketal; Cholestan-3-one, 2α-chloro-5α-, ethylene ketal; 5α-Cholestan-3-one, 2α-chloro-, 1,2-ethanediyl acetal; 2α-Chloro-5α-cholestane-3-one ethylene ketal; 2α-Chloroandrostane derivative (ethylene acetal); Steroid intermediate C31H53ClO2
EINECS	Contact for details

Quality Control

Our 2α-Chloro-5α-Cholestan-3-One 1,2-Ethanediyl Acetal is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Single Maximum Impurity	≤ 1.0%
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.