Cholesteryl stearate
Cholesteryl stearate (CAS: 35602-69-8), with the molecular formula C45H80O2 and a molecular weight of 653.12 g/mol, is a sterol ester. It is a white crystalline solid at room temperature, exhibiting liquid crystalline properties. This compound finds application in materials science, particularly in the study of liquid crystals and organic electronics, and serves as a building block in chemical synthesis.
- IUPAC
- 5-Cholesten-3β-yl octadecanoate
- Synonyms
- 5-Cholesten-3-yl octadecanoateCholesteryl octadecanoate
Liquid Crystal Research
Cholesteryl stearate is utilised in the investigation of thermotropic liquid crystalline phases, specifically smectic and cholesteric phases. Its well-defined phase transitions make it a useful model compound for materials science studies.
Organic Electronics
As a sterol derivative with potential for ordered packing, cholesteryl stearate can be explored in the development of organic and printed electronic devices. It may contribute to charge transport or structural properties in thin films.
Chemical Synthesis
This compound serves as a sterol building block in organic synthesis. Its ester linkage can be modified, and the cholesterol backbone provides a chiral scaffold for creating more complex molecules.
Biochemical Studies
As a lipid, cholesteryl stearate is relevant to biochemical research involving lipid metabolism, cell membrane structure, and the properties of sterol esters. It can be employed in model membrane systems.
| Molecular weight | 653.12 |
|---|---|
| Empirical formula | C45H80O2 |
| Assay | 96% |
| Optical activity | [α]25/D −21°, c = 2 in chloroform |
| Melting point | 79-83 °C(lit.) |
| 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.
| Transition Temp | cholesteric phase to smectic phase 75.5 °Cisotropic phase to cholesteric phase 79.5 °Ccrystalline phase to isotropic phase 83 °C |
|---|
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 Cholesteryl stearate used for?
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Cholesteryl stearate is primarily used in materials science for liquid crystal research and in the development of organic electronics. It also serves as a building block in chemical synthesis and is relevant for biochemical studies involving lipids.
What are the CAS number and formula for Cholesteryl stearate?
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The CAS number for Cholesteryl stearate is 35602-69-8, and its empirical formula is C45H80O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Cholesteryl stearate with an assay of 96%. We do not represent this product as USP, BP, EP, or pharmacopoeia grade.
How should Cholesteryl stearate be handled safely?
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When handling Cholesteryl stearate, wear safety eyeshields and gloves. A respirator filter such as type N95 (US) or type P1 (EN143) is recommended. The compound is classified with WGK 2, indicating a hazard to aquatic life.
Is Cholesteryl stearate a controlled substance?
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Based on the provided data, Cholesteryl stearate is not indicated as a controlled substance.
How is Cholesteryl stearate packed and shipped?
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Cholesteryl stearate is typically packed in appropriate containers for chemical reagents and is exported globally by Tech Serve Solutions, adhering to all relevant shipping regulations.
How can I request a sample or quote for Cholesteryl stearate?
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To request a sample or a quotation for Cholesteryl stearate, please contact the Tech Serve Solutions sales team through our website or direct contact information.
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