Cholesteryl phenylacetate
Cholesteryl phenylacetate (CAS: 33998-26-4), with the molecular formula C35H52O2, is a cholesterol derivative. It presents as a sterol lipid with a molecular weight of 504.79 g/mol. This compound is utilised in biochemical research and as a reagent in various laboratory applications. Its specific applications often involve studies related to lipid metabolism and steroid chemistry.
- IUPAC
- 3β-Hydroxy-5-cholestene 3-phenylacetate,5-Cholesten-3β-ol 3-phenylacetate
- Synonyms
- 3β-Hydroxy-5-cholestene 3-phenylacetate5-Cholesten-3β-ol 3-phenylacetate

Biochemical Research
Cholesteryl phenylacetate serves as a valuable tool in biochemical research, particularly in studies involving cholesterol metabolism and esterification processes. Its structure allows for investigations into enzyme activity and lipid interactions.
Laboratory Reagent
As a laboratory reagent, this compound can be employed in synthetic organic chemistry and analytical procedures. Its defined chemical structure makes it suitable for use as a reference standard or a building block in complex syntheses.
Lipid Studies
This sterol lipid is relevant for research focused on the properties and functions of lipids. It can be used to investigate how cholesterol esters interact within biological membranes or participate in cellular signaling pathways.
| Molecular weight | 504.79 |
|---|---|
| Empirical formula | C35H52O2 |
| Assay | ≥98% (HPLC; detection at 258 nm) |
| 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 Cholesteryl phenylacetate used for?
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Cholesteryl phenylacetate is used in biochemical research and as a laboratory reagent, particularly for studies involving cholesterol metabolism, lipid interactions, and steroid chemistry.
What is the CAS number and molecular formula for Cholesteryl phenylacetate?
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The CAS number for Cholesteryl phenylacetate is 33998-26-4, and its molecular formula is C35H52O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Cholesteryl phenylacetate with an assay of ≥98% (HPLC; detection at 258 nm). TSS does not represent this product as USP, BP, EP or other pharmacopoeia grades.
How should Cholesteryl phenylacetate be handled and stored?
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Handle Cholesteryl phenylacetate with appropriate personal protective equipment, including eyeshields, gloves, and a type N95 (US) or P1 (EN143) respirator filter. Store at -20°C as indicated by safety guidelines.
Is Cholesteryl phenylacetate a controlled substance?
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The provided data does not indicate that Cholesteryl phenylacetate is a controlled substance. However, users should always verify local regulations.
How is Cholesteryl phenylacetate packed, shipped, and exported?
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Cholesteryl phenylacetate is carefully packed to maintain its integrity during transit. TSS provides global export services for this chemical.
How can I request a sample or a quote for Cholesteryl phenylacetate?
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To request a sample or a quote for Cholesteryl phenylacetate, please contact the TSS sales team through our official website or designated contact channels.
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