Description

(24S)-24-Methyl-5,25-Cholestadien-3β-Ol CAS NO 52936-69-3 is a high-purity sterol derivative, a key intermediate in the synthesis of complex bioactive molecules. Its defined stereochemistry and specific double bond positions make it a valuable building block for pharmaceutical research and development. This compound is primarily utilized by research institutions and manufacturers in the life sciences sector for the synthesis of steroid-based drugs, reference standards, and biochemical probes.

Application

• Pharmaceutical Intermediate: A critical precursor in the multi-step synthesis of novel steroid-based therapeutics and active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a standard or reagent in metabolic pathway studies, enzyme inhibition assays, and receptor binding research related to cholesterol and steroid biology.
• Reference Standard: Serves as a high-purity certified reference material (CRM) for analytical method development, validation, and quality control in pharmaceutical laboratories.
• Organic Synthesis Building Block: Employed in medicinal chemistry for the construction of complex molecular architectures with specific steroidal frameworks.
• Nutraceutical Research: Investigated for potential applications in the development of advanced dietary supplements targeting lipid metabolism.

Basic Information

Item	Detail
Product Name	(24S)-24-Methyl-5,25-Cholestadien-3β-Ol
CAS No.	52936-69-3
Molecular Formula	C₂₈H₄₆O
Molecular Weight	398.67 g/mol
Synonyms	24-Methyl-5,25-cholestadien-3β-ol; (24S)-24-Methylcholesta-5,25-dien-3β-ol; 24-Methylenelophenol; 24-Methylene-25-dehydrolophenol; 24-Methylenecycloartenol (Note: This is a biosynthetic precursor and a common synonym in literature); Cycloartenol derivative; 3β-Hydroxy-24-methylcholesta-5,25-diene
EINECS	Contact for details

Quality Control

Our (24S)-24-Methyl-5,25-Cholestadien-3β-Ol is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all test results are provided and can be tailored to meet specific client or regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). This product is light-sensitive (store away from light). For long-term storage, consider inert atmosphere conditions 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
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Specific Rotation	Contact for details

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