Description

4A,23,24-Trimethylcholestane is a high-purity sterane derivative, a key structural analog used in advanced chemical research and synthesis. This compound is valued for its role as a critical reference standard and synthetic intermediate in the study of sterol biosynthesis and metabolic pathways. It is primarily utilized by research institutions and pharmaceutical development laboratories focused on lipid chemistry, biomarker analysis, and the development of novel therapeutic agents.

Application

• Biomarker Research: Serves as a stable and specific internal standard in gas chromatography-mass spectrometry (GC-MS) for the analysis of sterols and related biomarkers in geological and biological samples.
• Pharmaceutical Intermediates: Acts as a sophisticated building block in the multi-step synthesis of complex steroid analogs and potential drug candidates.
• Metabolic Pathway Studies: Used as a tracer or reference compound in biochemical research to investigate sterol metabolism and enzymatic transformations.
• Analytical Chemistry: Employed as a high-purity calibration standard to ensure accuracy and reproducibility in chromatographic assays for sterane compounds.
• Organic Synthesis: Provides a functionalized sterane core for developing novel chemical entities with tailored biological or physical properties.

Basic Information

Product Name	4A,23,24-Trimethylcholestane
CAS No.	133908-07-3
Molecular Formula	C₃₀H₅₄
Molecular Weight	406.75 g/mol
Synonyms	4α,23,24-Trimethylcholestane; 4-Alpha,23,24-Trimethylcholestane; 23,24,24-Trimethyl-5α-cholestane; Dinosterane; 4α,23,24-Trimethyl-5α-cholestane; 5α-Cholestane, 4α,23,24-trimethyl-; 4α,23,24-Trimethyl-5α-cholestane (Dinosterane)
EINECS	Contact for details

Quality Control

Our 4A,23,24-Trimethylcholestane is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC-MS, and NMR, to confirm identity and ensure high chemical purity suitable for research applications. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality parameters.

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 sources of heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Specification available upon request
Loss on Drying	≤ 0.5%

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