Description

2α-(1-Methylethyl)-5α-Cholestan-3-One Ethylene Acetal is a high-purity, specialized steroidal intermediate of significant interest in advanced organic synthesis. This compound is valued for its role as a key chiral building block, enabling the construction of complex molecular architectures with precise stereochemistry. It is primarily utilized by research institutions and pharmaceutical development teams working on novel therapeutic agents, particularly in the synthesis of hormone analogs and other bioactive steroidal compounds.

Application

• Pharmaceutical Intermediate: A critical precursor in the multi-step synthesis of novel steroidal drugs and hormone-based therapeutics.
• Research & Development: Serves as a valuable chiral synthon in academic and industrial R&D for exploring new chemical entities and reaction pathways.
• Fine Chemical Synthesis: Used in the production of high-value, complex organic molecules requiring specific stereochemical configurations.
• Reference Standard: Employed as an analytical standard for quality control and method development in pharmaceutical laboratories.

Basic Information

Product Name	2α-(1-Methylethyl)-5α-Cholestan-3-One Ethylene Acetal
CAS No.	55162-59-9
Molecular Formula	C₃₂H₅₄O₂
Molecular Weight	470.78 g/mol
Synonyms	2α-Isopropyl-5α-cholestan-3-one ethylene acetal; 2α-Isopropylcholestan-3-one ethylene ketal; 5α-Cholestan-3-one, 2α-(1-methylethyl)-, ethylene acetal; (2α,5α)-2-(1-Methylethyl)cholestan-3-one ethylene acetal; 55162-59-9; Steroid intermediate K-9; Cholestane derivative ethylene acetal.
EINECS	Contact for details

Quality Control

Our 2α-(1-Methylethyl)-5α-Cholestan-3-One Ethylene Acetal is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by spectroscopic methods, to ensure it meets the exacting standards required for pharmaceutical research. 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 place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container should be kept tightly sealed in a dry environment to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.