Desmosterol
Desmosterol (CAS: 313-04-2; Formula: C27H44O; MW: 384.64) is a sterol intermediate in cholesterol biosynthesis. This compound plays a crucial role in cell membrane structure and fluidity. It is primarily utilized in biochemical research, particularly in studies concerning lipid metabolism, steroidogenesis, and cell biology, serving as a valuable tool for investigating complex metabolic pathways.
- IUPAC
- 24-Dehydrocholesterol,3β-Hydroxy-5,24-cholestadiene,5,24-Cholestadien-3β-ol
- Synonyms
- 24-Dehydrocholesterol3β-Hydroxy-5,24-cholestadiene5,24-Cholestadien-3β-ol

Cholesterol Biosynthesis Research
Desmosterol is a key intermediate in the pathway of cholesterol synthesis. It is frequently used in research to study the enzymes and mechanisms involved in this vital metabolic process.
Lipid Metabolism Studies
As a sterol, Desmosterol is important for understanding lipid metabolism and its implications in various biological functions and disease states. Researchers utilize it to investigate cellular lipid homeostasis.
Cell Biology Investigations
This compound is employed in cell biology to explore the role of sterols in membrane structure, function, and signaling. It aids in understanding how lipids influence cellular processes.
Biochemical Reagent
Desmosterol serves as a valuable reagent in biochemical laboratories for a variety of analytical and experimental purposes, contributing to advancements in life sciences research.
| Molecular weight | 384.64 |
|---|---|
| Empirical formula | C27H44O |
| Assay | ≥84% (GC) |
| Storage temperature | −20°C |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Desmosterol used for?
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Desmosterol is primarily used in biochemical research, particularly in studies of cholesterol biosynthesis, lipid metabolism, steroidogenesis, and cell biology. It serves as a key intermediate for understanding these metabolic pathways.
What are the CAS number and formula for Desmosterol?
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The CAS number for Desmosterol is 313-04-2, and its molecular formula is C27H44O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Desmosterol with an assay of ≥84% (GC). We do not represent this product as USP, BP, EP, or pharmacopoeia grade.
How should Desmosterol be handled safely?
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For safe handling of Desmosterol, it is recommended to use safety eyewear, gloves, and a type N95 (US) or type P1 (EN143) respirator filter. The compound has a WGK Germany rating of 3, indicating it is hazardous.
How is Desmosterol packed and shipped by TSS?
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Desmosterol is stored at −20°C. TSS ensures appropriate packaging for export and domestic shipment of chemicals.
How can I request a sample or quote for Desmosterol?
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To request a sample or quote for Desmosterol, please contact the TSS sales team through our website or by phone.
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