Description

Cholestan-3-Ol, 4-Methyl-, (3Beta,4Alpha)- CAS NO 42995-59-5 is a high-purity sterol derivative, specifically a methylated cholestanol isomer, valued for its defined stereochemistry and structural specificity. This compound serves as a critical reference standard and a versatile chemical intermediate in advanced organic synthesis. It is primarily required by pharmaceutical research and fine chemical sectors for developing novel therapeutic agents and complex molecular architectures.

Application

• Pharmaceutical Reference Standard: Used for the identification, purity assessment, and quantification of related steroidal compounds in analytical method development and quality control (QC/QA).
• Biochemical Research: Serves as a precursor or intermediate in studies investigating cholesterol metabolism, membrane biophysics, and sterol-protein interactions.
• Organic Synthesis: Acts as a key chiral building block for the synthesis of complex natural products, bioactive molecules, and other specialized sterol derivatives.
• Material Science: Potential use in the development of liquid crystals, advanced polymers, and other functional materials due to its rigid steroidal backbone.

Basic Information

Product Name	Cholestan-3-Ol, 4-Methyl-, (3Beta,4Alpha)-
CAS No.	42995-59-5
Molecular Formula	C28H50O
Molecular Weight	402.70 g/mol
Synonyms	4α-Methyl-5α-cholestan-3β-ol; (3β,4α)-4-Methylcholestan-3-ol; 4-Methylcholestanol; 4-Methyl-5α-cholestan-3β-ol; 5α-Cholestan-3β-ol, 4α-methyl-; 4α-Methyldihydrocholesterol
EINECS	Contact for details

Quality Control

Our Cholestan-3-Ol, 4-Methyl-, (3Beta,4Alpha)- is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including chromatographic purity assays and structural confirmation, to ensure it meets the high standards required for research and synthesis. Certificates of Analysis (COA) detailing specific results are available upon request to support your regulatory and quality assurance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The product is light-sensitive and should be handled accordingly to maintain stability.

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%

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